fix(#3975): do not unref timeout #15792

Job	Run time
dependency-review	10s
Lint	38s
Fuzzing	3m 26s
Test with Node.js 20 compiled --without-intl	4m 48s
Test with Node.js 22 compiled --without-intl	4m 46s
Test with Node.js 23 compiled --without-intl	4m 48s
Test with SQLite enabled	24s
Test TypeScript types	33s
test (20, ubuntu-latest) / Test with Node.js 20 on ubuntu-latest	4m 11s
test (20, windows-latest) / Test with Node.js 20 on windows-latest	5m 10s
test (22, macos-latest) / Test with Node.js 22 on macos-latest	3m 37s
test (20, macos-latest) / Test with Node.js 20 on macos-latest	6m 15s
test (22, ubuntu-latest) / Test with Node.js 22 on ubuntu-latest	4m 36s
test (22, windows-latest) / Test with Node.js 22 on windows-latest	5m 52s
test (23, macos-latest) / Test with Node.js 23 on macos-latest	3m 42s
test (23, ubuntu-latest) / Test with Node.js 23 on ubuntu-latest	3m 55s
test (23, windows-latest) / Test with Node.js 23 on windows-latest	5m 5s
automerge	0s
	1h 1m 56s

Provide feedback