ocb3

Bump `ctr` to v0.10.0-pre.0 crate release #74

Job	Run time
build (1.72.0, armv7a-none-eabi)	16s
test (i686-unknown-linux-gnu, 1.72.0, sudo apt update && sudo apt install gcc-multilib)	41s
build (1.72.0, thumbv7em-none-eabi)	14s
test (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	36s
build (1.72.0, wasm32-unknown-unknown)	19s
test (x86_64-unknown-linux-gnu, 1.72.0)	24s
build (stable, armv7a-none-eabi)	16s
test (x86_64-unknown-linux-gnu, stable)	23s
build (stable, thumbv7em-none-eabi)	17s
build (stable, wasm32-unknown-unknown)	17s
	3m 43s

Provide feedback