[mutter] ci: Bump the container image

[Marge Bot <marge-bot src gnome org>]

commit 973b94ae46a8e6f6ee4c2fd0dfaa474757e26672
Author: Jonas Ådahl <jadahl gmail com>
Date:   Tue Jun 28 14:16:11 2022 +0200

    ci: Bump the container image
    
    This will include gtk+ 3.24.34, which contains a fix avoiding errors
    when querying RANDR after Xwayland terminated.
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2484>

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 07b5b37ff9..daa39f6ff3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -18,7 +18,7 @@ variables:
 .mutter.fedora:35@common:
   variables:
     FDO_DISTRIBUTION_VERSION: 35
-    BASE_TAG: '2022-05-25.0'
+    BASE_TAG: '2022-06-28.0'
     FDO_DISTRIBUTION_PACKAGES:
       asciidoc
       clang