[VOL-3731] Releasing updated 2.8 with ETCD state state deletion

Change-Id: I756b6a766b9038550248d1b4ccac56ad9bfd35b7
diff --git a/voltha-adapter-openolt/Chart.yaml b/voltha-adapter-openolt/Chart.yaml
index 5395d7c..3ed8d0c 100644
--- a/voltha-adapter-openolt/Chart.yaml
+++ b/voltha-adapter-openolt/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha-adapter-openolt"
-version: "2.9.6"
+version: "2.9.7"
 description: "A Helm chart for Voltha OpenOLT Adapter"
 keywords:
   - "onf"
@@ -33,4 +33,4 @@
 
 # appVersion refers to multiple components with potentially different
 # container image versions.
-appVersion: "3.5.6"
+appVersion: "3.5.7"