zeroize: add `zeroize_stack` function (#1331) #2033

Job	Run time
test (1.85.0)	16s
test (stable)	12s
build (1.85.0, wasm32-unknown-unknown)	14s
build (1.85.0, thumbv7em-none-eabi)	15s
build (stable, thumbv7em-none-eabi)	11s
build (stable, wasm32-unknown-unknown)	10s
minimal-versions / minimal-versions	33s
	1m 51s

Provide feedback