update Kubo (0.31.0)

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>

Author: AkihiroSuda

Dockerfile

@@ -48,7 +48,7 @@ ARG CONTAINERIZED_SYSTEMD_VERSION=v0.1.1
 ARG GOTESTSUM_VERSION=v1.12.0
 ARG NYDUS_VERSION=v2.3.0
 ARG SOCI_SNAPSHOTTER_VERSION=0.7.0
-ARG KUBO_VERSION=v0.29.0
+ARG KUBO_VERSION=v0.31.0
 
 FROM --platform=$BUILDPLATFORM tonistiigi/xx:1.5.0 AS xx