aether-roc-umbrella: release 2.1.13 to bump roc-api and onos-config

Change-Id: Ib6c2e9999cf829fc3dbc788a65569e81cdac2781
diff --git a/aether-roc-api/Chart.yaml b/aether-roc-api/Chart.yaml
index e77a1e4..564291b 100644
--- a/aether-roc-api/Chart.yaml
+++ b/aether-roc-api/Chart.yaml
@@ -7,8 +7,8 @@
 description: Aether ROC API
 kubeVersion: ">=1.15.0"
 type: application
-version: 1.7.4
-appVersion: v0.10.6
+version: 1.7.5
+appVersion: v0.10.8
 keywords:
   - aether
   - config