Fix typo for config parameter updatelookup (#8)

On the Source connector documentation, there is a typo, where the configuration is written without camel case.
If this parameter is used without camel case, the connector will not work properly.

Author: oscartanner

docs/source.md

@@ -57,6 +57,7 @@ The following document represents all possible fields that a change stream respo
 
 ### Source Connector Configuration Properties 
 
+
 | Name                        | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 | Type    | Default                                                   | Valid Values                                   | Importance |
 |-----------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------|-----------------------------------------------------------|------------------------------------------------|------------|
 | connection.uri              | The connection URI as supported by the official drivers. eg: ``mongodb://user@pass@locahost/``.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             | string  | mongodb://localhost:27017,localhost:27018,localhost:27019 | A valid connection string                      | high       |
@@ -66,7 +67,7 @@ The following document represents all possible fields that a change stream respo
 | pipeline                    | An inline JSON array with objects describing the pipeline operations to run. Example: `[{"$match": {"operationType": "insert"}}, {"$addFields": {"Kafka": "Rules!"}}]`                                                                                                                                                                                                                                                                                                                                                                                                                      | string  | []                                                        | A valid JSON array                             | medium     |
 | collation                   | The json representation of the Collation options to use for the change stream. Use the `Collation.asDocument().toJson()` to create the specific json representation.                                                                                                                                                                                                                                                                                                                                                                                                                        | string  | ""                                                        | A valid JSON document representing a collation | high       |
 | batch.size                  | The cursor batch size.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | int     | 0                                                         | [0,...]                                        | medium     |
-| change.stream.full.document | Determines what to return for update operations when using a Change Stream. When set to 'updateLookup', the change stream for partial updates will include both a delta describing the changes to the document as well as a copy of the entire document that was changed from *some time* after the change occurred.                                                                                                                                                                                                                                                                        | string  | ""                                                        | An empty string OR [default, updatelookup]     | high       |
+| change.stream.full.document | Determines what to return for update operations when using a Change Stream. When set to 'updateLookup', the change stream for partial updates will include both a delta describing the changes to the document as well as a copy of the entire document that was changed from *some time* after the change occurred.                                                                                                                                                                                                                                                                        | string  | ""                                                        | An empty string OR [default, updateLookup]     | high       |
 | poll.await.time.ms          | The amount of time to wait before checking for new results on the change stream                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             | long    | 5000                                                      | [1,...]                                        | low        |
 | poll.max.batch.size         | Maximum number of change stream documents to include in a single batch when polling for new data. This setting can be used to limit the amount of data buffered internally in the connector.                                                                                                                                                                                                                                                                                                                                                                                                | int     | 1000                                                      | [1,...]                                        | low        |
 | topic.prefix                | Prefix to prepend to database & collection names to generate the name of the Kafka topic to publish data to.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                | string  | ""                                                        |                                                | low        |
@@ -75,6 +76,7 @@ The following document represents all possible fields that a change stream respo
 | copy.existing.queue.size    | The max size of the queue to use when copying data.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         | int     | 16000                                                     | [1,...]                                        | medium     |
 
 
+
 ### Custom pipelines
 
 The following example can be used to only observe inserted files: