Using gui-v2 v0.9.9 in roc umbrella chart

Change-Id: Ifd295041feab43dd8334d9fdca044e58b3b1dd22
diff --git a/aether-roc-gui-v2/Chart.yaml b/aether-roc-gui-v2/Chart.yaml
index 3bbe585..d63fc01 100644
--- a/aether-roc-gui-v2/Chart.yaml
+++ b/aether-roc-gui-v2/Chart.yaml
@@ -7,7 +7,7 @@
 description: Aether ROC Graphical User Interface
 kubeVersion: ">=1.15.0"
 type: application
-version: 2.0.7
+version: 2.0.8
 appVersion: 2.0.0
 keywords:
   - aether