p384

Fix typos #2050

Job	Run time
doc	54s
build (1.81.0, thumbv7em-none-eabi)	41s
test (i686-unknown-linux-gnu, 1.81.0, sudo apt update && sudo apt install gcc-multilib)	1m 40s
test (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	1m 33s
cross (armv7-unknown-linux-gnueabihf, 1.81.0)	1m 34s
test (x86_64-unknown-linux-gnu, 1.81.0)	1m 21s
cross (armv7-unknown-linux-gnueabihf, stable)	1m 28s
test (x86_64-unknown-linux-gnu, stable)	1m 12s
build (1.81.0, wasm32-unknown-unknown)	39s
cross (aarch64-unknown-linux-gnu, 1.81.0)	1m 24s
build (stable, thumbv7em-none-eabi)	40s
cross (aarch64-unknown-linux-gnu, stable)	1m 14s
build (stable, wasm32-unknown-unknown)	44s
cross (powerpc-unknown-linux-gnu, 1.81.0)	1m 26s
cross (powerpc-unknown-linux-gnu, stable)	1m 22s
	17m 52s

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