fs: handle cpSync copyDir filesystem errors #8102

Job	Run time
Build slim tarball	1m 10s
aarch64-linux: Cache V8 build	26s
x86_64-linux: with shared libraries	27m 40s
aarch64-darwin: with shared libraries	25m 50s
x86_64-darwin: with shared libraries	36m 38s
aarch64-linux: with shared openssl-3.5.6	25m 36s
aarch64-linux: with shared boringssl-0.20260526.0	25m 39s
aarch64-linux: with shared openssl-4.0.0	26m 55s
aarch64-linux: with shared openssl-3.0.20	26m 58s
aarch64-linux: with shared openssl-3.6.2	26m 19s
aarch64-linux: with shared openssl-1.1.1w	26m 19s
	4h 9m 30s

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