Merge pull request #76 from eregon/macos-13 #152

Job	Run time
ruby-versions / Generate Ruby versions	3s
build (2.5 / ubuntu-latest)	24s
build (2.5 / macos-13)	49s
build (2.5 / windows-latest)	2m 52s
build (2.6 / ubuntu-latest)	27s
build (2.6 / macos-13)	1m 0s
build (2.6 / windows-latest)	2m 50s
build (2.7 / ubuntu-latest)	22s
build (2.7 / macos-13)	52s
build (2.7 / windows-latest)	2m 10s
build (3.0 / ubuntu-latest)	14s
build (3.0 / macos-13)	22s
build (3.0 / windows-latest)	1m 26s
build (3.1 / ubuntu-latest)	13s
build (3.1 / macos-13)	19s
build (3.1 / windows-latest)	1m 43s
build (3.2 / ubuntu-latest)	10s
build (3.2 / macos-13)	21s
build (3.2 / windows-latest)	2m 39s
build (3.3 / ubuntu-latest)	10s
build (3.3 / macos-13)	33s
build (3.3 / windows-latest)	2m 28s
build (head / ubuntu-latest)	14s
build (head / macos-13)	21s
build (truffleruby-head / ubuntu-latest)	29s
build (truffleruby-head / macos-13)	40s
build (mswin / windows-latest)	1m 51s
build (mingw / windows-latest)	1m 33s
	27m 35s

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