chore(deps): update ghcr.io/ublue-os/silverblue-main:latest docker digest to 75666ae (#4828)

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: sha256:2758aec7e7a1ef1acfcaf57f81cab787f6f60f137115bd341b054e7bcff1ec62
+    digest: sha256:75666ae480b9e8a9f3f39a26f97e42db6d82a1de75ac82b48e71541e177bd9e4
   - name: common
     image: ghcr.io/projectbluefin/common
     tag: latest