added ruby 3.4 to CI #129

Job	Run time
ubuntu-latest 3.4	33s
ubuntu-latest 3.3	32s
ubuntu-latest 3.2	32s
ubuntu-latest 3.1	36s
ubuntu-latest 3.0	37s
ubuntu-latest 2.7	19s
ubuntu-latest 2.6	39s
ubuntu-latest 2.5	53s
ubuntu-latest 2.4	35s
ubuntu-latest head	39s
ubuntu-latest jruby	48s
ubuntu-latest jruby-head	46s
ubuntu-latest truffleruby	35s
ubuntu-latest truffleruby-head	43s
macos-latest 3.4	37s
macos-latest 3.3	35s
macos-latest 3.2	23s
macos-latest 3.1	29s
macos-latest 3.0	28s
macos-latest 2.7	28s
macos-latest 2.6	33s
macos-latest 2.5	5s
macos-latest 2.4	6s
macos-latest head	26s
macos-latest jruby	31s
macos-latest jruby-head	34s
macos-latest truffleruby	32s
macos-latest truffleruby-head	36s
windows-latest 3.4	3m 26s
windows-latest 3.3	3m 14s
windows-latest 3.2	1m 58s
windows-latest 3.1	2m 3s
windows-latest 3.0	3m 3s
windows-latest 2.7	1m 34s
windows-latest 2.6	3m 40s
windows-latest 2.5	2m 53s
windows-latest 2.4	1m 48s
windows-latest head	2m 5s
windows-latest jruby	1m 19s
windows-latest jruby-head	1m 21s
	43m 34s

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