Upgrade chart version to 0.6.0. (#212)

Signed-off-by: xuezhaojun <zxue@redhat.com>

Author: xuezhaojun

charts/cluster-proxy/Chart.yaml

@@ -2,5 +2,5 @@ apiVersion: v2
 name: cluster-proxy
 description: A Helm chart for Cluster-Proxy OCM Addon
 type: application
-version: 0.5.0
+version: 0.6.0
 appVersion: 1.0.0