VOL-2258 Update helm chart to use 2.2.2 images

Change-Id: I9b5f304b780d799f794fbf1a80948cd74bb11498
diff --git a/voltha-adapter-simulated/Chart.yaml b/voltha-adapter-simulated/Chart.yaml
index fff2b2c..e9378d7 100644
--- a/voltha-adapter-simulated/Chart.yaml
+++ b/voltha-adapter-simulated/Chart.yaml
@@ -17,7 +17,7 @@
 description: A Helm chart for Voltha Simulated Adaptyer based on K8S resources in Voltha project
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 2.2.1
+version: 2.2.2
 
 # appVersion is 2 because this chart contains multiple 2.x images that may have
 # different individual image versions.
diff --git a/voltha-adapter-simulated/values.yaml b/voltha-adapter-simulated/values.yaml
index 28dd787..698a251 100644
--- a/voltha-adapter-simulated/values.yaml
+++ b/voltha-adapter-simulated/values.yaml
@@ -46,11 +46,11 @@
   adapter_simulated_olt:
     registry: '{{ .Values.defaults.image_registry }}'
     repository: '{{ .Values.defaults.image_org }}voltha-adapter-simulated-olt'
-    tag: '{{- if hasKey .Values.defaults "image_tag" }}{{- if .Values.defaults.image_tag }}{{ .Values.defaults.image_tag }}{{- else }}2.2.1{{- end }}{{- else }}2.2.1{{- end }}'
+    tag: '{{- if hasKey .Values.defaults "image_tag" }}{{- if .Values.defaults.image_tag }}{{ .Values.defaults.image_tag }}{{- else }}2.2.2{{- end }}{{- else }}2.2.2{{- end }}'
     pullPolicy: '{{ .Values.defaults.image_pullPolicy }}'
 
   adapter_simulated_onu:
     registry: '{{ .Values.defaults.image_registry }}'
     repository: '{{ .Values.defaults.image_org }}voltha-adapter-simulated-onu'
-    tag: '{{- if hasKey .Values.defaults "image_tag" }}{{- if .Values.defaults.image_tag }}{{ .Values.defaults.image_tag }}{{- else }}2.2.1{{- end }}{{- else }}2.2.1{{- end }}'
+    tag: '{{- if hasKey .Values.defaults "image_tag" }}{{- if .Values.defaults.image_tag }}{{ .Values.defaults.image_tag }}{{- else }}2.2.2{{- end }}{{- else }}2.2.2{{- end }}'
     pullPolicy: '{{ .Values.defaults.image_pullPolicy }}'