ci: Bump CirrusCI Ubuntu image version

The Ubuntu 23.04 went EOL, change the image to 23.10.

Signed-off-by: Ales Musil <amusil@redhat.com>
Signed-off-by: Dumitru Ceara <dceara@redhat.com>
(cherry picked from commit 6315913)

.cirrus.yml

@@ -1,6 +1,6 @@
 compute_engine_instance:
   image_project: ubuntu-os-cloud
-  image: family/ubuntu-2304-arm64
+  image: family/ubuntu-2310-arm64
   architecture: arm64
   platform: linux
   memory: 4G