Changing variable name from image to images to do not conflict with kafka during offline install

Change-Id: I0a024c2882ff9da81cf71ac5804d4b21241621d9
diff --git a/xos-profiles/base-kubernetes/values.yaml b/xos-profiles/base-kubernetes/values.yaml
index ac6cb1c..77c45c1 100644
--- a/xos-profiles/base-kubernetes/values.yaml
+++ b/xos-profiles/base-kubernetes/values.yaml
@@ -23,10 +23,11 @@
 fullnameOverride: ""
 
 # tosca loader container
-image:
-  repository: 'xosproject/tosca-loader'
-  tag: '{{ .Chart.AppVersion }}'
-  pullPolicy: 'Always'
+images:
+  tosca_loader:
+    repository: 'xosproject/tosca-loader'
+    tag: '{{ .Chart.AppVersion }}'
+    pullPolicy: 'Always'
 
 global:
   registry: ""