Merge pull request #4148 from jayz22/update-docs #4692

Job	Run time
cackle	1m 16s
build (gcc, current)	43m 11s
cargo-deny (advisories)	53s
build (gcc, current, --check-test-tx-meta)	42m 30s
fmt	14s
cargo-deny (bans licenses sources)	54s
build (gcc, next)	42m 31s
build (gcc, next, --check-test-tx-meta)	43m 27s
rust-check-git-rev-deps	21s
build (clang, current)	41m 34s
build (clang, current, --check-test-tx-meta)	34m 28s
build (clang, next)	43m 50s
build (clang, next, --check-test-tx-meta)	36m 0s
complete	1s
	5h 31m 10s

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