Changes for Helm v3 compatibility:

 * Helm v3 complains if kubeconfig is world-readable. Setting permissions
   on /root/.kube/config to keep it happy.
 * Add local helm repos in prometheus/spinnaker install tasks
 * Pinning openshift due to regression in kubernetes client

Signed-off-by: Cian Johnston <cian.johnston@est.tech>
Change-Id: Ie0dc3d9c7af4eda5a4d56461f9e3e4341ea7a12c
4 files changed