github action: run on native m1 - and execute the tests

[sylvestre]

https://github.blog/changelog/2024-01-30-github-actions-introducing-the-new-m1-macos-runner-available-to-open-source/

[github-actions]

GNU testsuite comparison:

Skip an intermittent issue tests/rm/rm1 (fails in this run but passes in the 'main' branch)

[cakebaker]

For some reason the tests are not run :|

[sylvestre]

yeah, it was a bug from before, there were disabled on arm
2f05331

this will probably fail, i will use the skip test feature instead

[sylvestre]

magic:
test result: ok. 2867 passed; 0 failed; 40 ignored; 0 measured; 0 filtered out; finished in 64.88s