Merge pull request #194 from thaJeztah/18.09_backport_bump_containerd_v1.2.6

[18.09 backport] Bump containerd v1.2.6, runc v1.0.0-rc8

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=bb71b10fd8f58240ca47fbb579b9d1028eea7c84 # v1.2.5
+CONTAINERD_COMMIT=894b81a4b802e4eb2a91d1ce216b8817763c29fb # v1.2.6
 
 install_containerd() {
 	echo "Install containerd version $CONTAINERD_COMMIT"

hack/dockerfile/install/runc.installer

@@ -4,7 +4,7 @@
 # The version of runc should match the version that is used by the containerd
 # version that is used. If you need to update runc, open a pull request in
 # the containerd project first, and update both after that is merged.
-RUNC_COMMIT=2b18fe1d885ee5083ef9f0838fee39b62d653e30
+RUNC_COMMIT=425e105d5a03fabd737a126ad93d62a9eeede87f # v1.0.0-rc8
 
 install_runc() {
 	# If using RHEL7 kernels (3.10.0 el7), disable kmem accounting/limiting