p384

sm2: add SM2PKE support (#1069) #2009

Job	Run time
build (1.73.0, thumbv7em-none-eabi)	45s
build (1.73.0, wasm32-unknown-unknown)	45s
build (stable, thumbv7em-none-eabi)	41s
cross (armv7-unknown-linux-gnueabihf, 1.73.0)	1m 35s
build (stable, wasm32-unknown-unknown)	37s
cross (armv7-unknown-linux-gnueabihf, stable)	1m 31s
cross (aarch64-unknown-linux-gnu, 1.73.0)	1m 32s
doc	1m 4s
cross (aarch64-unknown-linux-gnu, stable)	1m 22s
test (i686-unknown-linux-gnu, 1.73.0, sudo apt update && sudo apt install gcc-multilib)	1m 52s
cross (powerpc-unknown-linux-gnu, 1.73.0)	1m 36s
test (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	1m 40s
cross (powerpc-unknown-linux-gnu, stable)	1m 27s
test (x86_64-unknown-linux-gnu, 1.73.0)	1m 22s
test (x86_64-unknown-linux-gnu, stable)	1m 20s
	19m 9s

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