Fix CI and ruby-lsp benchmark #1619

Job	Run time
benchmark-ractor (head)	7m 19s
benchmark-default (ruby)	12m 16s
test (truffleruby)	2m 39s
benchmark-graph	41s
benchmark-default (truffleruby)	14m 12s
benchmark-default (head)	12m 56s
benchmark-ractor-only (head)	38s
benchmark-run-once	1m 38s
test (head)	50s
test (ruby)	1m 7s
all-tests	4s
	54m 20s

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