Merge pull request #33 from thaJeztah/18.06-update-containerd

[18.06] backport bump containerd daemon to v1.1.2
diff --git a/hack/dockerfile/install/containerd.installer b/hack/dockerfile/install/containerd.installer
index 99d46fd..dceae49 100755
--- a/hack/dockerfile/install/containerd.installer
+++ b/hack/dockerfile/install/containerd.installer
@@ -4,7 +4,7 @@
 # containerd is also pinned in vendor.conf. When updating the binary
 # version you may also need to update the vendor version to pick up bug
 # fixes or new APIs.
-CONTAINERD_COMMIT=d64c661f1d51c48782c9cec8fda7604785f93587 # v1.1.1
+CONTAINERD_COMMIT=468a545b9edcd5932818eb9de8e72413e616e86e # v1.1.2
 
 install_containerd() {
 	echo "Install containerd version $CONTAINERD_COMMIT"