fixing roc-api chart version

Change-Id: I38639726c47c5380841813d81652770d4627a5d8
diff --git a/aether-roc-api/Chart.yaml b/aether-roc-api/Chart.yaml
index 564291b..9b7cbf1 100644
--- a/aether-roc-api/Chart.yaml
+++ b/aether-roc-api/Chart.yaml
@@ -7,7 +7,7 @@
 description: Aether ROC API
 kubeVersion: ">=1.15.0"
 type: application
-version: 1.7.5
+version: 1.7.6
 appVersion: v0.10.8
 keywords:
   - aether