Removes dead code and fixes a few typos (#471) #1261

Job	Run time
hygiene	2m 48s
build (arm-unknown-linux-gnueabihf)	3m 15s
build (armv5te-unknown-linux-musleabi)	2m 15s
build (armv7-unknown-linux-musleabihf)	2m 17s
build (aarch64-unknown-linux-musl)	3m 19s
build (mips-unknown-linux-musl)	3m 53s
build (mipsel-unknown-linux-musl)	3m 57s
build (x86_64-unknown-debian-gnu)	2m 29s
build (x86_64-tpm-debian-gnu)	4m 43s
docker_buildx	9m 38s
release	0s
	38m 34s

Provide feedback