fs: remove duplicate getValidatedPath calls #2227

Job	Run time
Build slim tarball	1m 36s
x86_64-linux: with shared libraries	2h 7m 17s
aarch64-linux: with shared libraries	1h 24m 33s
aarch64-darwin: with shared libraries	2h 0m 11s
x86_64-darwin: with shared libraries	3h 55m 9s
	9h 28m 46s

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