python: Remove duplicates of global imports inside functions.

Neither of these appears to have been intentional.

zerver/lib/logging_util.py

@@ -117,8 +117,6 @@ class ReturnEnabled(logging.Filter):
 
 class RequireReallyDeployed(logging.Filter):
     def filter(self, record: logging.LogRecord) -> bool:
-        from django.conf import settings
-
         return settings.PRODUCTION
 
 

zerver/management/commands/runtornado.py

@@ -72,7 +72,6 @@ class Command(BaseCommand):
             )
 
         def inner_run() -> None:
-            from django.conf import settings
             from django.utils import translation
 
             translation.activate(settings.LANGUAGE_CODE)