Add msys2 option #136

Job	Run time
setup-alire (macos-12, nightly, true)	30s
setup-alire (macos-12, nightly, false)	31s
setup-alire (macos-12, source, true)	3m 32s
setup-alire (macos-12, source, false)	5m 19s
setup-alire (macos-12, stable, true)	30s
setup-alire (macos-12, stable, false)	34s
setup-alire (macos-14, nightly, true)	21s
setup-alire (macos-14, nightly, false)	20s
setup-alire (macos-14, source, true)	3m 45s
setup-alire (macos-14, source, false)	2m 20s
setup-alire (macos-14, stable, true)	21s
setup-alire (macos-14, stable, false)	19s
setup-alire (macos-latest, nightly, true)	22s
setup-alire (macos-latest, nightly, false)	21s
setup-alire (macos-latest, source, true)	2m 23s
setup-alire (macos-latest, source, false)	2m 23s
setup-alire (macos-latest, stable, true)	24s
setup-alire (macos-latest, stable, false)	22s
setup-alire (ubuntu-latest, nightly, true)	21s
setup-alire (ubuntu-latest, nightly, false)	19s
setup-alire (ubuntu-latest, source, true)	3m 6s
setup-alire (ubuntu-latest, source, false)	3m 13s
setup-alire (ubuntu-latest, stable, true)	25s
setup-alire (ubuntu-latest, stable, false)	25s
setup-alire (windows-latest, nightly, true)	2m 53s
setup-alire (windows-latest, nightly, false)	1m 14s
setup-alire (windows-latest, source, true)	6m 37s
setup-alire (windows-latest, source, false)	4m 42s
setup-alire (windows-latest, stable, true)	2m 40s
setup-alire (windows-latest, stable, false)	1m 12s
	51m 44s

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