Update batch-processing.md

Signed-off-by: Henrique Graca <[email protected]>

Author: hjgraca

docs/utilities/batch-processing.md

@@ -2,8 +2,6 @@
 title: Batch Processing
 description: Utility
 ---
-???+ warning
-	**This utility is currently in developer preview** and is intended strictly for feedback and testing purposes **and not for production workloads**. The version and all future versions tagged with the `-preview` suffix should be treated as not stable. Until this utility is [General Availability](https://github.com/aws-powertools/powertools-lambda-dotnet/milestone/4) we may introduce significant breaking changes and improvements in response to customer feedback.
 
 The batch processing utility handles partial failures when processing batches from Amazon SQS, Amazon Kinesis Data Streams, and Amazon DynamoDB Streams.
 
@@ -1047,4 +1045,4 @@ As there is no external calls, you can unit test your code with `BatchProcessor`
 			EventSourceArn = "arn:aws:sqs:us-east-2:123456789012:my-queue"
 		},
 	};
-	```
+	```