loong64 arch support #251

Job	Run time
ld64	7m 32s
binutils-targets	3s
ld-targets	5s
utils-lipo	1s
utils-sigtool	23s
binutils (binutils-linux-386-alpine)	7m 17s
binutils (binutils-linux-amd64-alpine)	6m 45s
binutils (binutils-linux-arm64-alpine)	2m 40s
binutils (binutils-linux-armv6-alpine)	6m 33s
binutils (binutils-linux-armv7-alpine)	6m 32s
binutils (binutils-linux-ppc64le-alpine)	6m 32s
binutils (binutils-linux-riscv64-alpine)	5m 57s
binutils (binutils-linux-s390x-alpine)	4m 42s
binutils (binutils-windows-386-alpine)	20s
binutils (binutils-windows-amd64-alpine)	20s
ld (ld-linux-386-static-tgz)	4m 16s
ld (ld-linux-amd64-static-tgz)	1s
ld (ld-linux-arm64-static-tgz)	4m 0s
ld (ld-linux-armv6-static-tgz)	3m 56s
ld (ld-linux-armv7-static-tgz)	56s
ld (ld-linux-ppc64le-static-tgz)	2m 19s
ld (ld-linux-riscv64-static-tgz)	1s
ld (ld-linux-s390x-static-tgz)	1s
ld (ld-windows-386-static-tgz)	1s
ld (ld-windows-amd64-static-tgz)	1s
release	1s
	1h 11m 15s

Provide feedback