dockerfile: bump up nerdctl to v1.4.0

Signed-off-by: Kohei Tokunaga <[email protected]>

Author: ktock

Dockerfile

@@ -8,7 +8,7 @@ ARG REGISTRY_VERSION=2.8.0
 ARG ROOTLESSKIT_VERSION=v1.0.1
 ARG CNI_VERSION=v1.2.0
 ARG STARGZ_SNAPSHOTTER_VERSION=v0.14.3
-ARG NERDCTL_VERSION=v1.3.0
+ARG NERDCTL_VERSION=v1.4.0
 ARG DNSNAME_VERSION=v1.3.1
 ARG NYDUS_VERSION=v2.1.6
 ARG MINIO_VERSION=RELEASE.2022-05-03T20-36-08Z