Test

ci: add truffleruby-head #243

Job	Run time
Ruby 3.3 on ubuntu-latest	19m 10s
Ruby 3.2 on ubuntu-latest	18m 36s
Ruby 3.1 on ubuntu-latest	18m 28s
Ruby 3.0 on ubuntu-latest	7s
Ruby 2.7 on ubuntu-latest	18m 7s
Ruby truffleruby-head on ubuntu-latest	33m 15s
Ruby 3.3 on macos-latest	22m 37s
Ruby 3.2 on macos-latest	20m 8s
Ruby 3.1 on macos-latest	20m 30s
Ruby 3.0 on macos-latest	11s
Ruby 2.7 on macos-latest	20m 29s
Ruby truffleruby-head on macos-latest	32m 58s
Ruby 3.3 on windows-latest	29m 44s
Ruby 3.2 on windows-latest	27m 1s
Ruby 3.1 on windows-latest	26m 32s
Ruby 3.0 on windows-latest	1m 27s
Ruby 2.7 on windows-latest	27m 7s
Ruby truffleruby-head on windows-latest	9s
	5h 36m 36s

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