chore(deps): update ghcr.io/ublue-os/silverblue-main:latest docker digest to a56a83e (#4772)

Co-authored-by: ubot-7274[bot] <217212047+ubot-7274[bot]@users.noreply.github.com>

Author: ubot-7274[bot]

image-versions.yml

@@ -2,7 +2,7 @@ images:
   - name: silverblue-main
     image: ghcr.io/ublue-os/silverblue-main
     tag: latest
-    digest: sha256:a5de2125afa358b6eacc5a7fe2ec8d22e41c24a1c5009ba69bdcdbc2ef661d03
+    digest: sha256:a56a83eae6f7d99bd6dc5835595e9754b0103d993936accb62750091737c20cd
   - name: common
     image: ghcr.io/projectbluefin/common
     tag: latest