Bump nyc from 17.1.0 to 18.0.0 #9639

Job	Run time
build-compiler (macos-15-intel, 5.3.0, true, darwin-x64, x86_64-apple-darwin)	13m 30s
build-compiler (windows-2025, 5.3.0, true, win32-x64, x86_64-pc-windows-gnu, .exe)	10m 56s
test-devcontainer	17m 16s
build-compiler (ubuntu-24.04-arm, ocaml-variants.5.3.0+options,ocaml-option-static, true, true, t...	5m 36s
build-compiler (macos-15, 5.3.0, true, darwin-arm64, aarch64-apple-darwin)	6m 4s
build-compiler (ubuntu-24.04, ocaml-variants.5.3.0+options,ocaml-option-static, true, true, linux...	5m 7s
build-compiler (ubuntu-24.04, ocaml-variants.5.0.0+options,ocaml-option-static, linux-x64, x86_64...	5m 8s
pkg-pr-new	52s
api-docs	6s
test-integration-rewatch (macos-15)	3m 41s
test-integration-rewatch (windows-2025)	7m 2s
test-integration-rewatch (macos-15-intel)	8m 11s
test-integration-rewatch (ubuntu-24.04-arm)	2m 57s
test-installation-npm (windows-2025)	1m 7s
test-installation-npm (ubuntu-24.04-arm)	29s
test-installation-pnpm (macos-15-intel)	54s
test-installation-npm (macos-15-intel)	24s
test-installation-pnpm (ubuntu-24.04)	14s
test-integration-rewatch (ubuntu-24.04)	3m 39s
test-installation-npm (ubuntu-24.04)	17s
test-installation-npm (macos-15)	19s
test-installation-pnpm (macos-15)	14s
test-installation-pnpm (ubuntu-24.04-arm)	17s
test-installation-pnpm (windows-2025)	31s
publish	0s
	1h 34m 51s

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