macos

Small string fixes for encoding compatibility issues #436

Job	Run time
ruby-versions / Generate Ruby versions	3s
macos-13 2.7	1m 6s
macos-13 3.0	27s
macos-13 3.1	29s
macos-13 3.2	40s
macos-13 3.3	24s
macos-13 3.4	29s
macos-13 debug	33s
macos-13 head	29s
macos-14 2.7	28s
macos-14 3.0	13s
macos-14 3.1	12s
macos-14 3.2	12s
macos-14 3.3	13s
macos-14 3.4	12s
macos-14 debug	15s
macos-14 head	18s
	6m 43s

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