Bump eclipsecbi/fedora-gtk3-mutter in /container

Bumps eclipsecbi/fedora-gtk3-mutter from `4ddfa2a` to `222ab26`.

---
updated-dependencies:
- dependency-name: eclipsecbi/fedora-gtk3-mutter
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

container/Dockerfile

@@ -1,4 +1,4 @@
-FROM eclipsecbi/fedora-gtk3-mutter:40-gtk3.24@sha256:4ddfa2a1819fbb01a8601711b7dbaa17832ca73b3a09e2716264ab3429dda331
+FROM eclipsecbi/fedora-gtk3-mutter:40-gtk3.24@sha256:222ab264d44d1ee7f164ffe1856dd3c4c98b4a42de3436305eac0acdb3df7071
 
 # Back to root for install
 USER 0