New comment by Piraty on void-packages repository

https://github.com/void-linux/void-packages/pull/23674#issuecomment-677609582

Comment:
All crossbuilds of `cinnamon` fail with
> Couldn't find include 'Clutter-0.gir' (search path: '['/usr/armv7l-linux-gnueabihf/usr/share/gir-1.0', '/usr/armv7l-linux-gnueabihf/usr/lib/gir-1.0', '.', '/usr/lib/muffin', '/usr/share', 'gir-1.0', '/usr/share/gir-1.0', '/usr/share/gir-1.0']')

That file is provided by muffin, yet cinnamon cross complains to not find it
```
xlocate Clutter-0.gir
muffin-devel-4.6.1_2	/usr/lib/gir-1.0/Clutter-0.gir
```
@pullmoll  ?