fix: valgrind cache restore fails #814

Job	Run time
plan	28s
build-local-artifacts (aarch64-unknown-linux-musl)	6m 26s
build-local-artifacts (x86_64-unknown-linux-musl)	3m 51s
build-global-artifacts	50s
host	0s
announce	0s
custom-bump-action	-1s
	11m 34s

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