community/qemu-openrc: add loongarch64 support

NMU for https://github.com/jirutka/qemu-openrc/pull/27

Would love to see this merge as I am not sure how to quickly debug loongarch64 build failures otherwise.

assigned to @jirutka

changed milestone to %3.21.0

added 825 commits

• f7a8ba48...001e6bcd - 824 commits from branch alpine:master
• 7d646fd2 - community/qemu-openrc: add loongarch64 support

Compare with previous version

merged