fix(hybridcloud) Ignore fixtures/ from production code linting. (#54416)

Add an ignore to metrics code as well. Unwinding this testutils import
doesn't seem straightforward and it would be better if the original team
took on this work.

src/sentry/sentry_metrics/client/snuba.py

@@ -8,7 +8,7 @@
 from sentry import quotas
 from sentry.sentry_metrics.client.base import GenericMetricsBackend
 from sentry.sentry_metrics.use_case_id_registry import UseCaseID
-from sentry.testutils.cases import BaseMetricsTestCase
+from sentry.testutils.cases import BaseMetricsTestCase  # NOQA:S007
 
 
 def build_mri(metric_name: str, type: str, use_case_id: UseCaseID, unit: Optional[str]) -> str:

tools/flake8_plugin.py

@@ -49,6 +49,7 @@ def visit_ImportFrom(self, node: ast.ImportFrom) -> None:
                 self.errors.append((node.lineno, node.col_offset, S006_msg))
             elif (
                 "tests/" not in self.filename
+                and "fixtures/" not in self.filename
                 and "sentry/testutils/" not in self.filename
                 and "sentry.testutils" in node.module
             ):
@@ -62,6 +63,7 @@ def visit_Import(self, node: ast.Import) -> None:
                 self.errors.append((node.lineno, node.col_offset, S003_msg))
             elif (
                 "tests/" not in self.filename
+                and "fixtures/" not in self.filename
                 and "sentry/testutils/" not in self.filename
                 and "sentry.testutils" in alias.name
             ):