Refactor on quickstart docs

Signed-off-by: Mohtasim <[email protected]>

Author: Mohtasim

articles/communication-services/quickstarts/ui-library/includes/get-started-call/android.md

@@ -377,6 +377,8 @@ The following `errorCode` values might be sent to the error handler:
 - `CallCompositeErrorCode.MICROPHONE_PERMISSION_NOT_GRANTED`
 - `CallCompositeErrorCode.NETWORK_CONNECTION_NOT_AVAILABLE`
 
+The following example shows an error event for a failed composite event.
+
 #### [Kotlin](#tab/kotlin)
 
 ```kotlin

articles/communication-services/quickstarts/ui-library/includes/get-started-call/ios.md

@@ -221,7 +221,7 @@ callComposite?.launch(remoteOptions: remoteOptions)
 
 ### Subscribe to events
 
-You can implement closures to act on composite events. The following `errorCode` values might be sent to the error handler:
+You can implement closures to act on composite events. The following errorCodes might be sent to the error handler:
 
 - `callJoin`
 - `callEnd`
@@ -230,7 +230,7 @@ You can implement closures to act on composite events. The following `errorCode`
 - `microphonePermissionNotGranted`
 - `networkConnectionNotAvailable`
 
-The following example shows an error event for a failed composite:
+The following example shows an error event for a failed composite event:
 
 ```swift
 callComposite?.events.onError = { error in