add replacements to owlbot.py

Author: parthea

owlbot.py

@@ -177,6 +177,14 @@ def get_staging_dirs(
         )"""
     )
 
+    assert 1 == s.replace(
+        library / "tests/unit/gapic/spanner_v1/test_spanner.py",
+        """api_audience="https://language.googleapis.com"\n(\s+)\)""",
+        """api_audience="https://language.googleapis.com",
+            metrics_interceptor=mock.ANY,
+        )"""
+    )
+
     s.move(
         library,
         excludes=[

tests/unit/gapic/spanner_v1/test_spanner.py

@@ -587,6 +587,7 @@ def test_spanner_client_client_options(client_class, transport_class, transport_
             client_info=transports.base.DEFAULT_CLIENT_INFO,
             always_use_jwt_access=True,
             api_audience="https://language.googleapis.com",
+            metrics_interceptor=mock.ANY,
         )