[GHA] Do not chown for linux CI
Set `jenkins` userid in container to be identical to `ec2-user` id (i.e.
1000)
This should eliminate unnecessary chowns back and forth
Fixes https://github.com/pytorch/pytorch/issues/64856
Pull Request resolved: https://github.com/pytorch/pytorch/pull/75114
Approved by: https://github.com/janeyx99
