Update Tools/i18n/pygettext.py

Co-authored-by: Serhiy Storchaka <[email protected]>

Author: tomasr8

Tools/i18n/pygettext.py

@@ -521,7 +521,7 @@ def _extract_message(self, node):
     def _extract_message_with_spec(self, node, spec):
         """Extract a gettext call with the given spec.
 
-        Return `None` if the gettext call was successfully extracted,
+        Return None if the gettext call was successfully extracted,
         otherwise return an error message.
         """
         max_index = max(spec.values())