* cp ubuntu.yml ubuntu-ibm.yml
* Revert "CI: ubuntu.yml: Skip user ground id test on ppc64le and s390x"
This reverts commit 9fa87a668836f83ab836d0cbcefb4056622a0ed6.
* Revert "CI: ubuntu.yml: Set HOME env on ppc64le and s390x"
This reverts commit 05b654b43f6d0e92fbc3e1e908d811f031d59e40.
* Revert "CI: ubuntu.yml: Add GitHub Actions s390x case"
This reverts commit 099df0b40b215b2fc5db59569d45c59ee48111a7.
* Remove duplication among copied jobs