linux

remove msys2 from ci #16

Job	Run time
perl (static)	47s
perl (5.41)	45s
perl (5.40, ALIEN_DOWNLOAD_RULE=warn)	44s
perl (5.40, ALIEN_DOWNLOAD_RULE=digest)	43s
perl (5.40, ALIEN_DOWNLOAD_RULE=encrypt)	49s
perl (5.40, ALIEN_DOWNLOAD_RULE=digest_or_encrypt)	49s
perl (5.40, ALIEN_DOWNLOAD_RULE=digest_and_encrypt)	43s
perl (5.40)	44s
perl (5.38)	44s
perl (5.36)	45s
perl (5.34)	43s
perl (5.32)	45s
perl (5.30)	45s
perl (5.28)	48s
perl (5.26)	49s
perl (5.24)	48s
perl (5.22)	43s
perl (5.20)	47s
perl (5.18)	43s
perl (5.16)	1m 2s
perl (5.14)	57s
perl (5.12)	3m 9s
perl (5.10)	1m 0s
	20m 32s

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