gitlab-ci: Configure xorgproto build from source

We need newer xorgproto than what's in fedora as we depend on inputproto
2.3.99.1 or newer.
2 jobs for inputproto-req in 57 seconds (queued for 3 seconds)
latest
Status Name Job ID Coverage
  Containers
passed fedora@container_build #13699013

00:00:17

 
  Build
passed fedora:33@default-build #13699014

00:00:39