Bump containerd binary to fix shim hang

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

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=c4446665cb9c30056f4998ed953e6d4ff22c7c39 # v1.2.0
+CONTAINERD_COMMIT=8afcade1a6041b8301b6f6d8b88bae909993b989 # v1.2.0-13-g8afcade1
 
 install_containerd() {
 	echo "Install containerd version $CONTAINERD_COMMIT"