Fix command check

Author: Dorukyum

discord/ext/commands/cog.py

@@ -79,4 +79,4 @@ def get_commands(self) -> List[Union[ApplicationCommand, Command]]:
 
                 This does not include subcommands.
         """
-        return [c for c in self.__cog_commands__ if isinstance(c, (ApplicationCommand, Command)) and c.parent is None]
+        return [c for c in self.__cog_commands__ if c.parent is None]