gitlab-ci: use arch-specific tags for OS selection
Also adds some tags that were missing to various jobs.
Backport: release-1.7:HEAD^2^2^2
Backport: release-1.8:HEAD^2^2
Backport: release-1.9:HEAD~^2
Backport: release
System updates will be applied on Nov 25th between 7am and 9am, EST (UTC-05:00). This site will have intermittent downtime during that time.
Also adds some tags that were missing to various jobs.
Backport: release-1.7:HEAD^2^2^2
Backport: release-1.8:HEAD^2^2
Backport: release-1.9:HEAD~^2
Backport: release