docs: fix image path

Author: raffis

README.md

@@ -18,7 +18,7 @@ bypasses their api and manages the resources on MongoDB directly.
 
 ## Resource relationship
 
-![graph](https://github.com/DoodleScheduling/k8sgrowthbook-controller/blob/master/docs/resource-relationship.jpg.jpg?raw=true)
+![graph](https://github.com/DoodleScheduling/k8sgrowthbook-controller/blob/master/docs/resource-relationship.jpg?raw=true)
 
 ## Example Usage
 
@@ -178,4 +178,4 @@ Available env variables:
 | `ENABLE_LEADER_ELECTION` | Enable leader election for controller manager. | `false` |
 | `LEADER_ELECTION_NAMESPACE` | Change the leader election namespace. This is by default the same where the controller is deployed. | `` |
 | `NAMESPACES` | The controller listens by default for all namespaces. This may be limited to a comma delimted list of dedicated namespaces. | `` |
-| `CONCURRENT` | The number of concurrent reconcile workers.  | `2` |
+| `CONCURRENT` | The number of concurrent reconcile workers.  | `2` |