Releasing VOLTHA 2.11

Change-Id: I3d6afb3a999ae096eab274fe62d9f0a9b57dd481
diff --git a/voltha/Chart.yaml b/voltha/Chart.yaml
index 48d5fe5..adf0de8 100644
--- a/voltha/Chart.yaml
+++ b/voltha/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha"
-version: "2.11.6"
+version: "2.11.7"
 description: "A Helm chart for Voltha based on K8S resources in Voltha project"
 keywords:
   - "onf"