Add loongarch64 support #283

Job	Run time
Check	12s
Clippy	17s
Test Suite (arm-linux-androideabi)	1m 30s
Check format	7s
Test Suite (arm-unknown-linux-gnueabi)	1m 14s
Test Suite (armv5te-unknown-linux-gnueabi)	1m 11s
Test Suite (Nightly) (arm-linux-androideabi)	1m 32s
Test Suite (armv7-linux-androideabi)	1m 23s
Test Suite (Nightly) (arm-unknown-linux-gnueabi)	1m 15s
Test Suite (armv7-unknown-linux-gnueabi)	1m 16s
Test Suite (Nightly) (armv5te-unknown-linux-gnueabi)	1m 19s
Test Suite (thumbv7neon-linux-androideabi)	1m 28s
Test Suite (Nightly) (armv7-linux-androideabi)	1m 26s
Test Suite (thumbv7neon-unknown-linux-gnueabihf)	1m 14s
Test Suite (Nightly) (armv7-unknown-linux-gnueabi)	1m 15s
Test Suite (aarch64-unknown-linux-gnu)	1m 20s
Test Suite (Nightly) (thumbv7neon-linux-androideabi)	1m 26s
Test Suite (i686-unknown-linux-gnu)	1m 10s
Test Suite (Nightly) (thumbv7neon-unknown-linux-gnueabihf)	1m 16s
Test Suite (riscv64gc-unknown-linux-gnu)	1m 9s
Test Suite (Nightly) (powerpc-unknown-linux-gnu)	1m 22s
Test Suite (x86_64-unknown-linux-gnu)	1m 37s
Test Suite (Nightly) (riscv64gc-unknown-linux-gnu)	1m 15s
Test Suite (Nightly) (s390x-unknown-linux-gnu)	1m 36s
Test Suite (Nightly) (x86_64-unknown-linux-gnu)	1m 17s
Publish Crate	0s
	30m 7s

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