Bump `universal-hash` to v0.6.0-rc.0 #374

Job	Run time
autodetect (i686-unknown-linux-gnu, 1.65.0, sudo apt update && sudo apt install gcc-multilib)	2m 23s
avx2 (i686-unknown-linux-gnu, 1.65.0, sudo apt update && sudo apt install gcc-multilib)	2m 24s
autodetect (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	37s
build (1.65.0, thumbv7em-none-eabi)	2m 4s
soft (i686-unknown-linux-gnu, 1.65.0, sudo apt update && sudo apt install gcc-multilib)	2m 25s
build (1.65.0, wasm32-unknown-unknown)	2m 0s
autodetect (x86_64-unknown-linux-gnu, 1.65.0)	2m 8s
soft (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	41s
autodetect (x86_64-unknown-linux-gnu, stable)	24s
avx2 (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	35s
build (stable, thumbv7em-none-eabi)	12s
soft (x86_64-unknown-linux-gnu, 1.65.0)	2m 10s
build (stable, wasm32-unknown-unknown)	20s
avx2 (x86_64-unknown-linux-gnu, 1.65.0)	2m 8s
soft (x86_64-unknown-linux-gnu, stable)	18s
avx2 (x86_64-unknown-linux-gnu, stable)	20s
cross (aarch64-unknown-linux-gnu)	1m 31s
cross (powerpc-unknown-linux-gnu)	1m 11s
	23m 51s

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