Using new version of omec-control-plane in sd-core-umbrella helm charts

Change-Id: Id8811c9a7c2b2d6c7b3b415253e991b635583ac5
diff --git a/sdcore-helm-charts/Chart.yaml b/sdcore-helm-charts/Chart.yaml
index 30e81cd..039f6f4 100644
--- a/sdcore-helm-charts/Chart.yaml
+++ b/sdcore-helm-charts/Chart.yaml
@@ -8,7 +8,7 @@
 description: SD-Core control plane services
 icon: https://guide.opencord.org/logos/cord.svg
 type: application
-version: 0.5.1
+version: 0.5.2
 home: https://opennetworking.org/sd-core/
 maintainers:
   - name: SD-Core Support
@@ -16,7 +16,7 @@
 
 dependencies:
   - name: omec-control-plane
-    version: 0.6.17
+    version: 0.6.18
     repository: https://charts.aetherproject.org
     condition: omec-control-plane.enable4G