Bump cache keys for Xcode which was restoring an old Pods folder (#50134)

Summary:
Bump the xcode keys to make sure that we use the newly created artifacts

## Changelog:
[Internal] - bump keys to use the right artifacts

Pull Request resolved: https://github.com/facebook/react-native/pull/50134

Test Plan: GHA - Verified that CI passes the critical point in https://github.com/facebook/react-native/actions/runs/13948665701/job/39044363180?pr=50134

Reviewed By: NickGerleman

Differential Revision: D71473229

Pulled By: cipolleschi

fbshipit-source-id: 09b097a6b0c576705585a5584481a2abe63ab034