CI: add arm64 builds #660

Job	Run time
CI (fedora, gmxpkg)	3m 19s
CI (fedora, rawhide, TAG=rawhide,PYTHON=python3.13, true)	3m 35s
CI (ubuntu, latest)	2m 41s
CI (ubuntu, intel, TAG=22.04,INTEL=yes, true)	5m 17s
CI (ubuntu, rolling, TAG=rolling)	2m 35s
CI (ubuntu, devel, TAG=devel, true)	2m 41s
CI (opensuse, latest, true)	3m 4s
CI (fedora, latest-amd64, GMX_BRANCH=release-2019,GMX_DOUBLE=ON)	7m 9s
CI (fedora, latest-arm64, GMX_BRANCH=release-2019,GMX_DOUBLE=ON, true)	6m 23s
CI (fedora, gmx2019, GMX_BRANCH=release-2019)	7m 12s
CI (fedora, gmx2024_d, GMX_BRANCH=release-2024,GMX_DOUBLE=ON)	11m 44s
CI (fedora, gmx2024, GMX_BRANCH=release-2024)	10m 59s
CI (fedora, gmx9999_d, GMX_BRANCH=main,GMX_DOUBLE=ON, true)	11m 10s
CI (fedora, gmx9999, GMX_BRANCH=main, true)	10m 50s
CI (fedora, nogmx, GMX_BRANCH=none)	3m 25s
CI (fedora, intel, TAG=38,INTEL=yes,PYTHON=python3.11, true)	26m 49s
CI (actions, latest)	30s
CI (format, latest)	52s
merge-docker-manifest	0s
	2h 0m 15s

Provide feedback