fix: loads helm image into test

Author: faiq

test/e2e/config/caren.yaml

@@ -6,6 +6,8 @@ managementClusterName: caren-e2e
 images:
   - name: ko.local/cluster-api-runtime-extensions-nutanix:${E2E_IMAGE_TAG}
     loadBehavior: mustLoad
+  - name: ghcr.io/nutanix-cloud-native/caren-helm-reg:${E2E_IMAGE_TAG}
+    loadBehavior: mustLoad
 
 providers:
 - name: cluster-api