test

Remove warnings #325

Job	Run time
ruby-versions / Generate Ruby versions	5s
build (2.7 / macos-latest)	33s
build (2.7 / ubuntu-latest)	27s
build (2.6 / macos-latest)	40s
build (3.0 / macos-latest)	14s
build (2.6 / windows-latest)	1m 45s
build (2.7 / windows-latest)	1m 31s
build (2.6 / ubuntu-latest)	29s
build (head / macos-latest)	15s
build (3.2 / windows-latest)	1m 8s
build (truffleruby / macos-latest)	31s
build (3.0 / ubuntu-latest)	13s
build (head / ubuntu-latest)	11s
build (head / windows-latest)	1m 3s
build (3.0 / windows-latest)	59s
build (3.3 / windows-latest)	55s
build (3.4 / ubuntu-latest)	10s
build (truffleruby-head / macos-latest)	35s
build (3.4 / windows-latest)	1m 21s
build (3.2 / macos-latest)	17s
build (3.3 / macos-latest)	12s
build (3.4 / macos-latest)	13s
build (4.0 / macos-latest)	14s
build (4.0 / ubuntu-latest)	14s
build (3.1 / windows-latest)	1m 3s
build (3.3 / ubuntu-latest)	13s
build (truffleruby / ubuntu-latest)	25s
build (3.2 / ubuntu-latest)	15s
build (3.1 / macos-latest)	15s
build (3.1 / ubuntu-latest)	12s
build (4.0 / windows-latest)	48s
build (truffleruby-head / ubuntu-latest)	27s
	17m 53s

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