chore(deps): update ghcr.io/ublue-os/ucore-minimal:stable docker digest to d81b4b3

Author: renovate[bot]

Containerfile

@@ -3,7 +3,7 @@ FROM scratch AS ctx
 COPY build_files /
 
 # Base Image
-FROM ghcr.io/ublue-os/ucore-minimal:stable@sha256:7e64c75d6165c557c87a1195f635e9cf3e83f654c54076ecde770d5f24406908
+FROM ghcr.io/ublue-os/ucore-minimal:stable@sha256:d81b4b3f4918e8344fca1c7f3c32d2cd58aa8dfb2d11cb63ba23da57ac6e2701
 
 RUN --mount=type=bind,from=ctx,source=/,target=/ctx \
     --mount=type=cache,dst=/var/cache \