fix: Add ruff:noqa and os import to settings files

Add ruff:noqa directive and explicit os import to dev.py, production.py, and tests.py settings modules to resolve linting issues with wildcard imports and ensure all necessary imports are available.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: matrixise

pythonie/pythonie/settings/dev.py

@@ -1,6 +1,8 @@
+# ruff: noqa
+import os
 from pythonie.settings.configure import configure_redis
 
-from .base import *  # flake8: noqa
+from .base import *
 
 DEBUG = True
 

pythonie/pythonie/settings/production.py

@@ -1,6 +1,8 @@
+# ruff: noqa
+import os
 from pythonie.settings.configure import configure_redis
 
-from .base import *  # flake8: noqa
+from .base import *
 
 # Disable debug mode
 DEBUG = False

pythonie/pythonie/settings/tests.py

@@ -1,6 +1,8 @@
+# ruff: noqa
+import os
 from pythonie.settings.configure import configure_redis
 
-from .base import *  # flake8: noqa
+from .base import *
 
 DEBUG = True