rust

audit: ensure unsafe blocks are really safe [WPB-10887] #5580

Job	Run time
proteus-test	4m 40s
check (fmt, --all -- --check)	18s
check (clippy, -- -D warnings)	3m 27s
proteus-wasm-test	2m 36s
check (clippy, -- -D warnings, --target wasm32-unknown-unknown)	1m 25s
check (check, --tests)	3m 44s
test	9m 27s
check (check, --tests, --target wasm32-unknown-unknown)	1m 29s
test-keystore-regressions	8m 2s
wasm-core-test	3m 11s
wasm-test (keystore)	1m 39s
hack	6m 41s
wasm-test (mls-provider)	1m 38s
	48m 17s

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