chore: clear strict typehinting errors

dzgui/managers/mods.py

@@ -221,7 +221,7 @@ class ModManager:
             total_size += mod[3]
         return total_mods, total_size
 
-    def _on_stale_mods_found(self, stale_mods: list) -> None:
+    def _on_stale_mods_found(self, stale_mods: list[int]) -> None:
         """Manipulates attached ListStore in the main event loop"""
         model = self.treeview.get_model()
         if model is None: