Ruby

Improve BeginNode Type Handling #1059

Job	Run time
ruby-versions / Generate Ruby versions	3s
build (3.2)	1m 5s
build (3.3)	39s
build (3.4)	41s
build (head)	39s
build (truffleruby)	29s
build (truffleruby-head)	30s
	4m 6s

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