filtered out unneeded warning

Author: daniel-sanche

tests/unit/v1/test_async_client.py

@@ -374,6 +374,7 @@ async def test_asyncclient_get_all_read_time():
 
 
 @pytest.mark.asyncio
+@pytest.mark.filterwarnings("ignore:coroutine method 'aclose' of 'AsyncIter' was never awaited:RuntimeWarning")
 async def test_asyncclient_get_all_unknown_result():
     from google.cloud.firestore_v1.base_client import _BAD_DOC_TEMPLATE