vfs: add minimal node:vfs subsystem #6440

Job	Run time
Build slim tarball	1m 22s
aarch64-linux: Cache V8 build	22s
x86_64-darwin: with shared libraries	40m 36s
x86_64-linux: with shared libraries	30m 47s
aarch64-darwin: with shared libraries	30m 41s
aarch64-linux: with shared openssl-4.0.0	39m 19s
aarch64-linux: with shared openssl-1.1.1w	26m 10s
aarch64-linux: with shared openssl-3.6.1	25m 19s
aarch64-linux: with shared openssl-3.0.19	26m 16s
aarch64-linux: with shared openssl-3.5.5	26m 9s
	4h 7m 1s

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