Bug#1058680: gnome-software: add support for loongarch64

[Simon McVittie]

Control: block -1 by 1051323

On Thu, 14 Dec 2023 at 20:28:43 +0800, zhangdandan wrote:
> The gnome-software source package lacks LoongArch architecture support.
> We need to add build support and enable flatpak support for loongarch64.

Similar to #1058679, this request doesn't seem like it makes sense until
flatpak is available on loong64. Please see #1058679 for more details.

    smcv