Comment out flatpack build for now.

.gitlab-ci.yml

@@ -652,7 +652,7 @@ Ubuntu_AndroidNDK_arm64-v8a:
   script:
     - scripts/find_missing_merge_requests.py --project_id=$CI_PROJECT_ID --ignored_mrs_path=$CI_PROJECT_DIR/.resubmitted_merge_requests.txt
 
-flatpak:
+.flatpak:
     image: 'docker.io/bilelmoussaoui/flatpak-github-actions'
     stage: build
     script:
@@ -670,4 +670,4 @@ flatpak:
         - "openmw.flatpak"
     # When CCache doesn't exist (e.g. first build on a fork), build takes more than 1h, which is the default for forks.
     # Flatpak Builds compile all dependencies aswell so need more time. Build results of libraries are cached
-    timeout: 4h
+    timeout: 4h