AETHER-2447 Add pelr and pdb to traffic class; add traffic class to DG qos

Change-Id: I1253227dc80e03687e31aaaaa7267bdc5d2f6e31
diff --git a/config-models/aether-4.x/Chart.yaml b/config-models/aether-4.x/Chart.yaml
index 22a9700..bc19caf 100644
--- a/config-models/aether-4.x/Chart.yaml
+++ b/config-models/aether-4.x/Chart.yaml
@@ -4,7 +4,7 @@
 
 apiVersion: v2
 name: config-model-aether-4
-version: 4.0.7
+version: 4.0.8
 kubeVersion: ">=1.18.0"
 appVersion: 4.0.0
 description: Aether config model