"create_collector_filter" method is added in "Messages.py"

src/telemetry_frontend/tests/Messages.py

@@ -28,3 +28,7 @@ def create_collector_request(coll_id_str):
     _create_collector_request.duration_s                     = float(-1)
     _create_collector_request.interval_s                     = float(-1)
     return _create_collector_request
+
+def create_collector_filter(filter):
+    _create_collector_filter = telemetry_frontend_pb2.CollectorFilter()
+    
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