Rework arm artifact build #11

Job	Run time
get-core-matrix	4s
core-rpi3 / alpine-3.19	3m 59s
core-rpi4 / alpine-3.19	6m 38s
core-rpi3 / opensuse-leap-15.6	13m 30s
core-generic / opensuse-leap-15.6	13m 44s
core-rpi4 / opensuse-leap-15.6	15m 7s
core-generic / fedora-40	9m 48s
core-rpi4 / opensuse-tumbleweed	17m 44s
core-rpi3 / opensuse-tumbleweed	15m 36s
core-rpi4 / ubuntu-20.04	12m 20s
core-rpi4 / ubuntu-22.04	13m 24s
core-generic / ubuntu-24.10	11m 49s
	2h 13m 43s

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