Revert "XOS/NEM charts, use a global registry var, split docker image name/tag/pullPolicy"

This reverts commit 1f58c2afbd680c8c618bff6f66e9982515dd1caf.

Change-Id: I0d7ef37a420168276472675b005482d6d11daabd
diff --git a/xos-services/internetemulator/values.yaml b/xos-services/internetemulator/values.yaml
index 48d8ae7..4a21056 100644
--- a/xos-services/internetemulator/values.yaml
+++ b/xos-services/internetemulator/values.yaml
@@ -22,10 +22,9 @@
 nameOverride: ""
 fullnameOverride: ""
 
-image:
-  repository: 'xosproject/internetemulator-synchronizer'
-  tag: '{{ .Chart.AppVersion }}'
-  pullPolicy: 'Always'
+imagePullPolicy: 'Always'
+
+synchronizerImage: "xosproject/internetemulator-synchronizer:{{ .Chart.Version }}"
 
 xosAdminUser: "admin@opencord.org"
 xosAdminPassword: "letmein"
@@ -40,7 +39,6 @@
 global:
   proxySshEnabled: true
   proxySshUser: "root"
-  registry: ''
 
 resources: {}