ci: use archlinux/archlinux docker image instead of deprecated and now removed archlinux/base
And use base-devel tag of archlinux image instead of using base and then installing base-devel after.
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
And use base-devel tag of archlinux image instead of using base and then installing base-devel after.