[Composable] add checking key for check_fqn function (#98961)
add checking key for check_fqn function
ghstack-source-id: d856f560f1fc449a316135e3844609d0baaf6d66
Pull Request resolved: https://github.com/pytorch/pytorch/pull/96705
Fixes #ISSUE_NUMBER
Pull Request resolved: https://github.com/pytorch/pytorch/pull/98961
Approved by: https://github.com/awgu
