Adding KUBE_ROOT value for k8s-node task

Author: Rajalakshmi-Girish

roles/k8s-node/tasks/main.yml

@@ -39,6 +39,7 @@
 
       focus=${FOCUS:-"\[NodeConformance\]"}
       skip=${SKIP-"\[Flaky\]|\[Slow\]|\[Serial\]"}
+      export KUBE_ROOT=/
       echo 'This is a script to run e2e-node tests'
       pushd /kubernetes
         make test-e2e-node FOCUS=${focus} SKIP=${skip}