Push workflow run does not work for iOS anymore

[marcnause]

Describe the issue

The workflow which runs when a new commit is pushed to the flutter branch does not work for iOS anymore. See: https://github.com/fossasia/pslab-app/actions/runs/21799885975

[marcnause]

@mariobehling Looks like https://github.com/fossasia/deployment-certs cannot be accessed anymore. Was it deleted or renamed?