Implement `for...of` and `for await...of` loops #9911

Job	Run time
build-compiler (windows-2025, 5.3.0, true, win32-x64, x86_64-pc-windows-gnu, .exe, release)	10m 31s
build-compiler (macos-15, 5.3.0, true, darwin-arm64, aarch64-apple-darwin, release)	6m 29s
build-compiler (macos-15-intel, 5.3.0, true, darwin-x64, x86_64-apple-darwin, release)	13m 31s
build-compiler (ubuntu-24.04, ocaml-variants.5.0.0+options,ocaml-option-static, linux-x64, x86_64...	5m 6s
test-devcontainer	15m 18s
build-compiler (ubuntu-24.04-arm, ocaml-variants.5.3.0+options,ocaml-option-static, true, true, t...	5m 42s
build-compiler (ubuntu-24.04, ocaml-variants.5.3.0+options,ocaml-option-static, true, true, linux...	5m 11s
pkg-pr-new	1m 2s
api-docs	1m 56s
test-integration-rewatch (ubuntu-24.04-arm)	1m 5s
test-installation-pnpm (macos-15)	14s
test-integration-rewatch (ubuntu-24.04)	1m 5s
test-integration-rewatch (windows-2025)	49s
test-integration-rewatch (macos-15)	51s
test-integration-rewatch (macos-15-intel)	51s
test-installation-pnpm (ubuntu-24.04)	15s
test-installation-pnpm (windows-2025)	41s
test-installation-pnpm (macos-15-intel)	21s
test-installation-pnpm (ubuntu-24.04-arm)	28s
test-installation-npm (macos-15)	16s
test-installation-npm (ubuntu-24.04)	13s
test-installation-npm (macos-15-intel)	37s
test-installation-npm (windows-2025)	48s
test-installation-npm (ubuntu-24.04-arm)	18s
publish	1s
	1h 13m 39s

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