macos

[DOC] Doc for StringIO#each_codepoint #531

Job	Run time
ruby-versions / Generate Ruby versions	5s
macos-13 3.2	26s
macos-13 3.0	25s
macos-13 3.4	35s
macos-13 3.3	26s
macos-13 2.7	55s
macos-13 debug	47s
macos-13 3.1	28s
macos-13 jruby-head	1m 4s
macos-14 2.7	30s
macos-13 head	32s
macos-14 3.4	14s
macos-14 3.0	19s
macos-14 3.1	16s
macos-14 debug	19s
macos-14 3.2	15s
macos-14 jruby-head	53s
macos-14 3.3	16s
macos-14 head	19s
	9m 4s

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