[VOL-5241]: Add Zyxel to ONU Vendor list

Change-Id: I4dc8f0efd1a85cad001e9987d68859070f0f9d4b
diff --git a/voltha-adapter-openonu/Chart.yaml b/voltha-adapter-openonu/Chart.yaml
index 91421d0..4af20c9 100644
--- a/voltha-adapter-openonu/Chart.yaml
+++ b/voltha-adapter-openonu/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha-adapter-openonu"
-version: "2.12.0"
+version: "2.12.1"
 description: "A Helm chart for Voltha OpenONU Adapter"
 keywords:
   - "onf"
@@ -32,4 +32,4 @@
     url: "https://www.opennetworking.org"
 
 # appVersion refers to release version of voltha-openonu-adapter-go
-appVersion: "2.11.3"
+appVersion: "2.11.7"