Fix invalid tests.json
@ -25,7 +25,7 @@
"_implementations_test.CallCredentialsTest",
"_implementations_test.ChannelCredentialsTest",
"_insecure_interop_test.InsecureInteropTest",
"_invalid_metadata_test.InvalidMetadataTest"
"_invalid_metadata_test.InvalidMetadataTest",
"_logging_pool_test.LoggingPoolTest",
"_metadata_code_details_test.MetadataCodeDetailsTest",
"_metadata_test.MetadataTest",