VOL-2371 Pre-release voltha 2.2.0;
Remove multi-core configurations

Change-Id: I8445190a5c9e156cf454fc33bd1d37507dc5e304
diff --git a/voltha/Chart.yaml b/voltha/Chart.yaml
index d5fca77..80a1cc7 100644
--- a/voltha/Chart.yaml
+++ b/voltha/Chart.yaml
@@ -17,8 +17,8 @@
 description: A Helm chart for Voltha based on K8S resources in Voltha project
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 2.1.17
+version: 2.2.0
 
 # appVersion is 2 because this chart contains multiple 2.x images that may have
 # different individual image versions.
-appVersion: 2
+appVersion: 2.2