use appropriate function call.

Author: fredcw

files/usr/share/cinnamon/cinnamon-desktop-editor/cinnamon-desktop-editor.py

@@ -432,7 +432,7 @@ def load(self):
                 pass
         else:
             try:
-                self.old_categories = self.keyfile.get_locale_string(DESKTOP_GROUP, "Categories", None)
+                self.old_categories = self.keyfile.get_string_list(DESKTOP_GROUP, "Categories")
             except GLib.GError:
                 self.old_categories = ""