[gnome-music/ci-review-apps] CI: Use up to date image.

[Jordan Petridis <jpetridis src gnome org>]

commit 14b1f3f0a4381cfbc130f0fc3cb1ac7e18a71f85
Author: Jordan Petridis <jordanpetridis protonmail com>
Date:   Fri Jul 27 16:56:30 2018 +0000

    CI: Use up to date image.
    
    gnome-nightly-oci repo was deprecated in favor of gnome-runtime-images

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a671e3ee..34fcf5e9 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: registry.gitlab.gnome.org/gnome/gnome-nightly-oci/nightly:master
+image: registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master
 stages:
   - check
   - build-flatpak