lib,test: fix jsdoc comments #1339

Job	Run time
Build slim tarball	1m 30s
aarch64-linux: with shared libraries	23m 41s
x86_64-linux: with shared libraries	30m 55s
aarch64-darwin: with shared libraries	28m 40s
x86_64-darwin: with shared libraries	40m 28s
	2h 5m 14s

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