Use agent image in the venafi repository

Update the venafi-agent chart to use the image in the venafi public repository

Signed-off-by: Oluwole Fadeyi <16049411+tfadeyi@users.noreply.github.com>

Author: tfadeyi

deploy/charts/venafi-kubernetes-agent/values.yaml

@@ -7,7 +7,7 @@ replicaCount: 1
 
 image:
   # -- Default to Open Source image repository
-  repository: quay.io/jetstack/venafi-agent
+  repository: registry.venafi.cloud/venafi-agent/venafi-agent
   # -- Defaults to only pull if not already present
   pullPolicy: IfNotPresent
   # -- Overrides the image tag whose default is the chart appVersion