fix: fix formatting

Author: busunkim96

gapic/ads-templates/%namespace/%name/%version/%sub/services/%service/client.py.j2

@@ -10,10 +10,10 @@ from typing import Callable, Dict, Optional, {% if service.any_server_streaming
 import pkg_resources
 
 from google.api_core import client_options as client_options_lib  # type: ignore
-from google.api_core import exceptions as core_exceptions                            # type: ignore
+from google.api_core import exceptions as core_exceptions         # type: ignore
 from google.api_core import gapic_v1                              # type: ignore
 from google.api_core import retry as retries                      # type: ignore
-from google.auth import credentials as ga_credentials              # type: ignore
+from google.auth import credentials as ga_credentials             # type: ignore
 from google.auth.transport import mtls                            # type: ignore
 from google.auth.transport.grpc import SslCredentials             # type: ignore
 from google.auth.exceptions import MutualTLSChannelError          # type: ignore