node-api: execute tsfn finalizer after queue drains when aborted #4188

Job	Run time
Build slim tarball	1m 59s
aarch64-linux: with shared libraries	18m 27s
x86_64-linux: with shared libraries	23m 0s
aarch64-darwin: with shared libraries	20m 32s
x86_64-darwin: with shared libraries	35m 39s
	1h 39m 37s

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