chore: clear linting errors

dzgui/util/keys.py

@@ -1,6 +1,6 @@
-import gi  # noqa E402
+import gi
 gi.require_version("Gtk", "3.0")
-from gi.repository import Gdk
+from gi.repository import Gdk  # noqa E402
 
 def is_navkey(key: int) -> bool:
     nav_keys = [