Setup cni plugins from upstream github.

CNI plugins should be installed from dedicated project,
not from hyperkube image.

Change-Id: I161c4d9e72fdcc863bc0d273c4628e52090ace7d
diff --git a/metadata/service/common.yml b/metadata/service/common.yml
index d2fa3bb..161e025 100644
--- a/metadata/service/common.yml
+++ b/metadata/service/common.yml
@@ -61,6 +61,10 @@
           image: mirantis/virtlet:v1.0.0
           criproxy_version: v0.10.0
           criproxy_source: md5=52717b1f70f15558ef4bdb0e4d4948da
+      cni:
+        plugins:
+          source: https://github.com/containernetworking/plugins/releases/download/v0.7.1/cni-plugins-amd64-v0.7.1.tgz
+          hash: e7e5751d43456f69ea1ed043647e0377
       cloudprovider:
         enabled: False
         provider: openstack