Ruby

Support splat arguments in Kernel#send builtin #1332

Job	Run time
ruby-versions / Generate Ruby versions	5s
build (4.0)	44s
build (3.4)	59s
build (head)	43s
build (truffleruby-head)	40s
build (3.3)	59s
build (truffleruby)	34s
	4m 44s

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