Ruby

Update Prism to 1.4.0 and remove workarounds #1089

Job	Run time
ruby-versions / Generate Ruby versions	2s
build (3.2)	40s
build (3.3)	48s
build (3.4)	39s
build (head)	44s
build (truffleruby)	30s
build (truffleruby-head)	32s
	3m 55s

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