Fix docs for the ockam_kafka input (#218)

Signed-off-by: Mihai Todor <todormihai@gmail.com>
Co-authored-by: Angela Simms <angela.simms@redpanda.com>

Author: mihaitodor

modules/components/pages/inputs/ockam_kafka.adoc

@@ -39,6 +39,7 @@ input:
     allow_producer: self
     relay: "" # No default (optional)
     node_address: 127.0.0.1:6262
+    encrypted_fields: []
 ```
 --
 Advanced::
@@ -80,15 +81,15 @@ input:
         period: "" # No default (optional)
         check: "" # No default (optional)
         processors: [] # No default (optional)
-      disable_content_encryption: false
-      enrollment_ticket: "" # No default (optional)
-      identity_name: "" # No default (optional)
-      allow: self
-      route_to_kafka_outlet: self
-      allow_producer: self
-      relay: "" # No default (optional)
-      node_address: 127.0.0.1:6262
-      encrypted_fields: []
+    disable_content_encryption: false
+    enrollment_ticket: "" # No default (optional)
+    identity_name: "" # No default (optional)
+    allow: self
+    route_to_kafka_outlet: self
+    allow_producer: self
+    relay: "" # No default (optional)
+    node_address: 127.0.0.1:6262
+    encrypted_fields: []
 ```
 --
 ======
@@ -361,7 +362,7 @@ Whether to consume from the oldest available offset. Otherwise, messages are con
 
 *Default*: `true`
 
-=== `fetch_max_bytes`
+=== `kafka.fetch_max_bytes`
 
 The maximum size of a message batch (in bytes) that a broker tries to send during a client fetch. If individual records exceed the `fetch_max_bytes` value, brokers will still send them.
 
@@ -370,23 +371,23 @@ The maximum size of a message batch (in bytes) that a broker tries to send durin
 
 *Default*: `50MiB`
 
-=== `fetch_max_wait`
+=== `kafka.fetch_max_wait`
 
 The maximum period of time a broker can wait for a fetch response to reach the required minimum number of bytes (`fetch_min_bytes`).
 
 *Type*: `string`
 
 *Default*: `5s`
 
-=== `fetch_min_bytes`
+=== `kafka.fetch_min_bytes`
 
 The minimum number of bytes that a broker tries to send during a fetch. This field is equivalent to the Java setting `fetch.min.bytes`.
 
 *Type*: `string`
 
 *Default*: `1B`
 
-=== `fetch_max_partition_bytes`
+=== `kafka.fetch_max_partition_bytes`
 
 The maximum number of bytes that are consumed from a single partition in a fetch request. This field is equivalent to the Java setting `fetch.max.partition.bytes`.