dockerfile: bump up runc to v1.1.6

ktock · ktock · commit 8d383432123f · 2023-04-12T17:17:51.000+09:00
Signed-off-by: Kohei Tokunaga &lt;ktokunaga.mail@gmail.com&gt;
diff --git a/Dockerfile b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile-upstream:master
 
-ARG RUNC_VERSION=v1.1.5
+ARG RUNC_VERSION=v1.1.6
 ARG CONTAINERD_VERSION=v1.7.0
 # containerd v1.6 for integration tests
 ARG CONTAINERD_ALT_VERSION_16=v1.6.20
