Fixed watcher import

providers/tests/system/amazon/aws/example_dms_serverless.py

@@ -469,7 +469,7 @@ def delete_security_group(security_group_id: str, security_group_name: str):
         delete_s3_bucket,
     )
 
-    from tests_common.test_utils.system_tests import watcher
+    from tests_common.test_utils.watcher import watcher
 
     # This test needs watcher in order to properly mark success/failure
     # when "tearDown" task with trigger rule is part of the DAG