Specify the profiler app branch to test with

[nickvergessen]

So we can test in stable25 with a matching profiler version instead of master

Summary

• This will allow us to make the performance action green in stable25: [stable25] Specify the profiler app branch to test with #36246

TODO

• Allow to specify a profiler app branch profiler#138
• Update to merge commit sha when ^ is in

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Screenshots before/after for front-end changes
• Documentation (manuals or wiki) has been updated or is not required
• Backports requested where applicable (ex: critical bugfixes)

[PVince81]

👍

[nickvergessen]

Arg, now it fails here because I recompiled the action code instead of patching it.
Some more work to be done with someone that knows the action I guess.

[nickvergessen]

Or it's the rate limit or a one time error, because the checkout failed

[skjnldsv]

@nickvergessen this PR introduced some warning in the actions: