Ruby

quiet output during tests for git commands #1206

Job	Run time
ruby-versions / Generate Ruby versions	5s
build (3.3)	2m 2s
build (3.0)	1m 38s
build (3.1)	1m 44s
build (3.2)	1m 48s
build (3.4)	46m 0s
build (head)	12s
build (truffleruby)	22s
build (truffleruby-head)	22s
	54m 13s

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