Mark return expressions in parsed and typed ASTs #8503

Job	Run time
build-compiler (macos-14, 5.3.0, true, darwin-arm64, aarch64-apple-darwin)	3m 32s
build-compiler (ubuntu-24.04-arm, ocaml-variants.5.3.0+options,ocaml-option-static, true, true, t...	4m 17s
build-compiler (macos-13, 5.3.0, true, darwin-x64, x86_64-apple-darwin)	5m 51s
build-compiler (ubuntu-24.04, ocaml-variants.4.14.2+options,ocaml-option-static, linux-x64, x86_6...	2m 49s
build-compiler (ubuntu-24.04, ocaml-variants.5.3.0+options,ocaml-option-static, true, true, linux...	2m 54s
build-compiler (windows-2022, 5.3.0, true, win32-x64, x86_64-pc-windows-gnu)	4m 31s
pkg-pr-new	58s
api-docs	2m 27s
test-installation-npm (macos-13)	26s
test-installation-npm (ubuntu-24.04-arm)	17s
test-installation-npm (macos-14)	20s
test-installation-npm (ubuntu-24.04)	22s
test-installation-npm (windows-2022)	58s
test-installation-pnpm (macos-13)	28s
test-installation-pnpm (ubuntu-24.04)	12s
test-installation-pnpm (windows-2022)	42s
test-installation-pnpm (macos-14)	15s
test-integration-rewatch (macos-13)	1m 25s
test-integration-rewatch (macos-14)	1m 38s
test-integration-rewatch (ubuntu-24.04)	48s
test-integration-rewatch (ubuntu-24.04-arm)	1m 2s
test-installation-pnpm (ubuntu-24.04-arm)	18s
test-integration-rewatch (windows-2022)	1m 47s
publish	0s
	38m 17s

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