roc-umbrella: releasing 2.0.28 for updated roc-gui-v2

includes big fix for
* sdcore-adapter
* aether-2.0.x model

Change-Id: Iba1b2300dc685d1c65505e9a18c2e8c08df3709d
diff --git a/sdcore-adapter-v2/values.yaml b/sdcore-adapter-v2/values.yaml
index f916d6a..1b75070 100644
--- a/sdcore-adapter-v2/values.yaml
+++ b/sdcore-adapter-v2/values.yaml
@@ -10,7 +10,7 @@
 
 image:
   repository: onosproject/sdcore-adapter
-  tag: v0.3.6
+  tag: v0.3.7
   pullPolicy: IfNotPresent
   pullSecrets: []