chore: use testcontext for issues-*.js tests #229

Job	Run time
Lint	45s
dependency-review	12s
Fuzzing	3m 34s
Test with Node.js 22 compiled --without-intl	12m 38s
Test with Node.js 20 compiled --without-intl	12m 43s
Test TypeScript types	36s
Test with Node.js 24 on ubuntu-latest with WASM SIMD disabled / Test with Node.js 24 on ubuntu-latest	10m 51s
Test with Node.js 24 on macos-latest / Test with Node.js 24 on macos-latest	12m 9s
Test with Node.js 20 on ubuntu-latest / Test with Node.js 20 on ubuntu-latest	12m 12s
Test with Node.js 24 on windows-latest / Test with Node.js 24 on windows-latest	16m 27s
Test with Node.js 22 on macos-latest / Test with Node.js 22 on macos-latest	10m 53s
Test with Node.js 20 on macos-latest / Test with Node.js 20 on macos-latest	3m 26s
Test with Node.js 24 on ubuntu-latest / Test with Node.js 24 on ubuntu-latest	12m 25s
Test with Node.js 22 on ubuntu-latest / Test with Node.js 22 on ubuntu-latest	11m 22s
Test with Node.js 22 on windows-latest / Test with Node.js 22 on windows-latest	15m 18s
Test with Node.js 24 compiled --shared-builtin-undici/undici-path / Test with Node.js 24 compiled --shared-builtin-undici/undici-path	13m 41s
Test with Node.js 20 compiled --shared-builtin-undici/undici-path / Test with Node.js 20 compiled --shared-builtin-undici/undici-path	12m 9s
Test with Node.js 22 compiled --shared-builtin-undici/undici-path / Test with Node.js 22 compiled --shared-builtin-undici/undici-path	12m 11s
Test with Node.js 24 compiled --without-intl	12m 53s
automerge	0s
	3h 6m 25s

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