ZTS: add Ubuntu 20.04, 22.04 and 24.04 to the QEMU tests

[mcmilk]

ZTS: Remove functional tests via matrix

This commit changes the workflow of the github actions.

• Ubuntu 20.04, 22.04, 24.04 will be tested via QEMU now
• remove unused scripts of this commit: b7bc334
• re-add the zloop standalone testings via zloop.yml

Signed-off-by: Tino Reichardt milky-zfs@mcmilk.de

Context

One queue run should complete in around 4h:

14x QEMU tests
1x Checkstyle
1x CodeQL
1x Zloop
sum: 17x ~ 3h 20m (we have 20 free runnners)

We may limit pull requests to maybe sth. like this:

• AlmaLinux 8
• AlmaLinux 9
• FreeBSD 13 STABLE
• FreeBSD 14 STABLE
• Ubuntu 22.04

How Has This Been Tested?

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Performance enhancement (non-breaking change which improves efficiency)
• Code cleanup (non-breaking change which makes code smaller or more readable)
• Breaking change (fix or feature that would cause existing functionality to change)
• Library ABI change (libzfs, libzfs_core, libnvpair, libuutil and libzfsbootenv)
• Documentation (a change to man pages or other documentation)

Checklist:

• My code follows the OpenZFS code style requirements.
• I have updated the documentation accordingly.
• I have read the contributing document.
• I have added tests to cover my changes.
• I have run the ZFS Test Suite with this change applied.
• All commit messages are properly formatted and contain Signed-off-by.

[Harry-Chen]

We may limit pull requests to maybe sth.

After searching I found this (in Chinese, but reading the yaml is enough): https://rudeigerc.dev/posts/github-actions-dynamic-matrices/

Basically we need a step to generate the matrix variable before actually running.

[mcmilk]

We may limit pull requests to maybe sth.

After searching I found this (in Chinese, but reading the yaml is enough): https://rudeigerc.dev/posts/github-actions-dynamic-matrices/

Basically we need a step to generate the matrix variable before actually running.

I had an idea of it, but this describes it perfectly. Thanks for that pointer.