MAINTAINERS: Add Loongson-3 maintainer and reviewer

Add myself as the maintainer for Loongson-3 virtual platforms, and
also add Jiaxun Yang as the reviewer.

Signed-off-by: Huacai Chen <chenhc@lemote.com>
Co-developed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reviewed-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Signed-off-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Message-Id: <1592995531-32600-5-git-send-email-chenhc@lemote.com>
1 file changed