gitlab CI: use the fdo ci-templates repository

wayland/ci-templates was moved to freedesktop/ci-templates, everything
else stayed the same so the sha is still valid.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Acked-by: Michel Dänzer <mdaenzer@redhat.com>
4 jobs for wip/ci-use-fdo-templates in 4 minutes and 44 seconds (queued for 1 second)
Status Job ID Name Coverage
  Docker Image
passed #2750709
debian-testing

00:00:29

 
  Build And Test
passed #2750710
autotools

00:04:15

passed #2750711
meson

00:01:41

passed #2750712
meson-noglamor

00:01:57