fs: fix ENOTDIR in globSync when file is treated as dir #2162

Job	Run time
Build slim tarball	1m 36s
aarch64-linux: with shared libraries	22m 44s
x86_64-linux: with shared libraries	26m 45s
x86_64-darwin: with shared libraries	41m 55s
aarch64-darwin: with shared libraries	26m 21s
	1h 59m 21s

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