chore(deps): update dependency moby/moby to v28

Signed-off-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

files/diskimage.yml

@@ -52,7 +52,7 @@
       # Pass through cache for OSISM Harbor
       - nexus.testbed.osism.xyz:8193
     # renovate: datasource=github-releases depName=moby/moby
-    docker_version: '5:27.5.1'
+    docker_version: '5:28.5.1'
     docker_facts: false
 
   roles: