Start using open source images moving forward. Remove t3 from the app list

Change-Id: I50e3c27aa3ab20f338cfb8e39d0af11bfdace568
diff --git a/dbuf/values.yaml b/dbuf/values.yaml
index 4043b7b..66fd0f3 100644
--- a/dbuf/values.yaml
+++ b/dbuf/values.yaml
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 image:
-  repository: registry.aetherproject.org/tost/dbuf
+  repository: opennetworking/dbuf
   tag: "1.0.0"
 
 extraParams: