QuickJS: added fs module. #71

Job	Run time
buildbot / check-if-allowed	1s
buildbot / debian-12, amd64, print	1m 0s
buildbot / ubuntu-22.04, amd64, asan, njs	2m 50s
buildbot / ubuntu-22.04, amd64, msan	5m 15s
buildbot / alpine-3.19, amd64	7m 18s
buildbot / ubuntu-22.04, amd64, asan, quickjs	7m 20s
buildbot / alpine-3.19, arm64	4m 57s
buildbot / amazonlinux-2, amd64	5m 8s
buildbot / amazonlinux-2, arm64	4m 10s
buildbot / amazonlinux-2023, amd64	12m 15s
buildbot / amazonlinux-2023, arm64	10m 24s
buildbot / debian-11, amd64	5m 4s
buildbot / debian-11, arm64	3m 48s
buildbot / debian-12, amd64	6m 24s
buildbot / debian-12, arm64	4m 30s
buildbot / freebsd-14, amd64	6m 1s
buildbot / rhel-8, amd64	5m 18s
buildbot / rhel-8, arm64	3m 24s
buildbot / rhel-9, amd64	11m 51s
buildbot / rhel-9, arm64	10m 8s
buildbot / sles-15, amd64	5m 10s
buildbot / ubuntu-20.04, amd64	5m 51s
buildbot / ubuntu-20.04, arm64	4m 9s
buildbot / ubuntu-22.04, amd64	9m 18s
buildbot / ubuntu-22.04, arm64	7m 42s
buildbot / ubuntu-24.04, amd64	11m 39s
buildbot / ubuntu-24.04, arm64	8m 41s
buildbot / debian-12, x86	6m 29s
	2h 56m 5s

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