add updating of pacman cache for arch linux #352

Job	Run time
lint	28s
test (default, debian11, stable, 1.67.0)	2m 10s
test-archlinux (default, stable, 1.67.0)	1m 57s
test (default, debian11, stable)	2m 4s
test-archlinux (default, stable)	2m 23s
test (default, debian11, beta, 1.67.0)	2m 8s
test-archlinux (default, beta, 1.67.0)	1m 54s
test (default, debian11, beta)	2m 5s
test-archlinux (default, beta)	1m 52s
test (default, debian12, stable, 1.67.0)	2m 14s
test (default, debian12, stable)	2m 4s
test (default, debian12, beta, 1.67.0)	2m 4s
test (default, debian12, beta)	2m 2s
test (default, fedora39, stable, 1.67.0)	2m 45s
test (default, fedora39, stable)	2m 26s
test (default, fedora39, beta, 1.67.0)	2m 31s
test (default, fedora39, beta)	2m 25s
test (default, fedora40, stable, 1.67.0)	2m 17s
test (default, fedora40, stable)	2m 8s
test (default, fedora40, beta, 1.67.0)	2m 13s
test (default, fedora40, beta)	2m 8s
test (default, ubuntu2204, stable, 1.67.0)	2m 7s
test (default, ubuntu2204, stable)	2m 6s
test (default, ubuntu2204, beta, 1.67.0)	2m 10s
test (default, ubuntu2204, beta)	2m 12s
test (default, ubuntu2404, stable, 1.67.0)	2m 13s
test (default, ubuntu2404, stable)	2m 13s
test (default, ubuntu2404, beta, 1.67.0)	2m 8s
test (default, ubuntu2404, beta)	2m 9s
release	0s
	1h 1m 36s

Provide feedback