deps: Update debian:bullseye Docker digest to 1beb7cf (#1914)

Dockerfile.bullseye

@@ -26,7 +26,7 @@ RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} \
     go build -ldflags "-X github.com/GoogleCloudPlatform/cloud-sql-proxy/v2/cmd.metadataString=container.bullseye"
 
 # Final stage
-FROM debian:bullseye@sha256:630454da4c59041a2bca987a0d54c68962f1d6ea37a3641bd61db42b753234f2
+FROM debian:bullseye@sha256:1beb7cf458bdfe71b5220cb2069eb45e3fc7eb77a1ccfb169eaebf5f6c4809ab
 RUN apt-get update && apt-get install -y ca-certificates
 # Install fuse and allow enable non-root users to mount
 RUN apt-get update && apt-get install -y fuse && sed -i 's/^#user_allow_other$/user_allow_other/g' /etc/fuse.conf