test

Bump ruby/setup-ruby from 1.213.0 to 1.215.0 #626

Job	Run time
ruby-versions / Generate Ruby versions	3s
test (ubuntu-latest, 2.3)	42s
test (ubuntu-latest, 2.4)	42s
test (ubuntu-latest, 2.5)	41s
test (ubuntu-latest, 2.6)	46s
test (ubuntu-latest, 2.7)	45s
test (ubuntu-latest, 3.0)	16s
test (ubuntu-latest, 3.1)	18s
test (ubuntu-latest, 3.2)	15s
test (ubuntu-latest, 3.3)	17s
test (ubuntu-latest, 3.4)	14s
test (ubuntu-latest, head)	13s
test (ubuntu-latest, jruby)	3m 52s
test (ubuntu-latest, jruby-head)	3m 51s
test (ubuntu-latest, truffleruby)	50s
test (windows-latest, 2.3)	1m 37s
test (windows-latest, 2.4)	2m 5s
test (windows-latest, 2.5)	3m 46s
test (windows-latest, 2.6)	3m 16s
test (windows-latest, 2.7)	3m 8s
test (windows-latest, 3.0)	1m 15s
test (windows-latest, 3.1)	1m 27s
test (windows-latest, 3.2)	1m 11s
test (windows-latest, 3.3)	1m 8s
test (windows-latest, 3.4)	3m 30s
test (windows-latest, head)	1m 21s
	37m 29s

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