Development of 3.1.7 started. #396

Job	Run time
ruby-versions / Generate Ruby versions	4s
windows-latest 2.7	3m 3s
windows-latest 3.0	1m 35s
windows-latest 3.1	1m 52s
windows-latest 3.2	2m 19s
windows-latest 3.3	2m 42s
windows-latest 3.4	2m 53s
windows-latest jruby-head	1m 48s
windows-latest mingw	1m 52s
windows-latest mswin	1m 48s
	19m 56s

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