Add comment as to why choose that specific version

gcp/api/integration_tests.py

@@ -775,6 +775,8 @@ def test_query_pagination_no_ecosystem(self):
             'package': {
                 'name': 'django',
             },
+            # Test with a version that is ambiguous whether it 
+            # belongs to semver or generic version
             'version': '5.0.1',
         }),
         timeout=_TIMEOUT)