[pygobject/ci-use-3-30-runtime] ci: test agains the 3.30 runtime

[Christoph Reiter <creiter src gnome org>]

commit ed4affce75131158a3af578055141de06535cc18
Author: Christoph Reiter <reiter christoph gmail com>
Date:   Thu Oct 4 18:27:24 2018 +0200

    ci: test agains the 3.30 runtime
    
    We don't want to follow master for the stable branch

 .gitlab-ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3a25c6a6..1b3db413 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -117,9 +117,9 @@ xenial-i386-py2:
   script:
    - bash -x ./.gitlab-ci/test-docker-old.sh
 
-gnome-master:
+gnome-3-30:
   allow_failure: true
   stage: build_and_test
-  image: registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master
+  image: registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:3.30
   script:
     - xvfb-run -a flatpak run --filesystem=host --share=network --socket=x11 --command=bash 
org.gnome.Sdk//master -x .gitlab-ci/test-flatpak.sh