chore: prepare bytes v1.7.2 (#736) #725

Job	Run time
miri	11m 57s
minrust	1m 10s
loom	19s
cross (i686-unknown-linux-gnu)	27s
nightly	57s
cross (armv7-unknown-linux-gnueabihf)	31s
rustfmt	7s
stable (ubuntu-latest)	1m 14s
cross (powerpc-unknown-linux-gnu)	26s
stable (macos-latest)	1m 6s
cross (powerpc64-unknown-linux-gnu)	28s
tsan	1m 16s
cross (wasm32-unknown-unknown)	7s
stable (windows-latest)	2m 53s
Publish Documentation	13s
	23m 11s

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