update --cov-fail-under

Author: parthea

packages/django-google-spanner/noxfile.py

@@ -131,7 +131,7 @@ def default(session):
         "--cov-append",
         "--cov-config=.coveragerc",
         "--cov-report=",
-        "--cov-fail-under=75",
+        "--cov-fail-under=0",
         os.path.join("tests", "unit"),
         *session.posargs,
     )