Recent changes to qemu and Alpine packaging now require using the
virtio-vga-gl device and installing -gl packages to get virglrenderer
support.
Without this, wlroots fails to get an EGL context (among other problems
you'd expect by not having a useful GPU around...)
Reviewed-by: Oliver Smith <ollieparanoid@postmarketos.org>
Tested-by: Oliver Smith <ollieparanoid@postmarketos.org>
Link: https://lists.sr.ht/~postmarketos/pmbootstrap-devel/%3C20221210185021.3546-1-clayton@craftyguy.net%3E
917ff92f63