Changed how the proto_descriptor file is specified.

To reflect: https://gerrit.opencord.org/#/c/15070/
Field is duplicated in order to be backwards-compatible for now.

Change-Id: Ib3a4dc272e2c203115e551885621852ce9d7a3ce
diff --git a/voltha/Chart.yaml b/voltha/Chart.yaml
index 229a3c4..e0cf849 100644
--- a/voltha/Chart.yaml
+++ b/voltha/Chart.yaml
@@ -17,5 +17,5 @@
 description: A Helm chart for Voltha based on K8S resources in Voltha project
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 2.1.0
+version: 2.1.1
 appVersion: 2.1.1