[gnome-dictionary/barthalion/gnome-runtime-images-quay] Update (or drop) the Docker image used by Flatpak job

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 6eda0ecc13ef531da39b1e67ec27a794b80c7199
Author: Bartłomiej Piotrowski <b bpiotrowski pl>
Date:   Wed Jul 27 12:44:02 2022 +0200

    Update (or drop) the Docker image used by Flatpak job
    
    The gnome-runtime-images have been recently migrated to Quay. This is already reflected in the template.
    
    Please note this MR has been created semi-automatically. If it doesn't make sense, feel free to close it.

 .gitlab-ci.yml | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9be7a9c..7636468 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -15,7 +15,6 @@ stages:
 
 flatpak:master:
     extends: .flatpak
-    image: registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master
     stage: flatpak
     variables:
         MANIFEST_PATH: "build-aux/flatpak/org.gnome.Dictionary.json"