RSC updates #4284

Job	Run time
Lint	1m 4s
TypeScript types	1m 37s
Flow	59s
Benchmarks	11m 33s
Integration tests (ubuntu-latest, Node 18)	9m 46s
Build REPL	7m 17s
Integration tests (macos-latest, Node 18)	11m 27s
Unit tests (ubuntu-latest, Node 18)	2m 51s
Integration tests (windows-latest, Node 18)	20m 57s
Unit tests (macos-latest, Node 18)	3m 28s
Unit tests (windows-latest, Node 18)	10m 7s
Unit tests (ubuntu-latest, Node 20)	2m 43s
Integration tests (ubuntu-latest, Node 20)	8m 44s
Unit tests (macos-latest, Node 20)	4m 4s
Integration tests (macos-latest, Node 20)	11m 40s
Unit tests (windows-latest, Node 20)	8m 33s
Integration tests (windows-latest, Node 20)	16m 20s
	2h 13m 10s

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