Updating umbrella helm chart with new components

new umbrella chart version: 0.10.18
omec-control-plane  version: 0.10.12
5g-ran-sim version: 0.4.12

Change-Id: I37671ac29640b1b60553c2ae555b9b9c64770088
diff --git a/sdcore-helm-charts/Chart.yaml b/sdcore-helm-charts/Chart.yaml
index 0fa37be..0fc2f75 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: 0.10.17
+version: 0.10.18
 home: https://opennetworking.org/sd-core/
 maintainers:
   - name: SD-Core Support
@@ -16,7 +16,7 @@
 
 dependencies:
   - name: omec-control-plane
-    version: 0.10.11
+    version: 0.10.12
     repository: https://charts.aetherproject.org
     condition: omec-control-plane.enable4G
 
@@ -37,6 +37,6 @@
     condition: omec-user-plane.enable
 
   - name: 5g-ran-sim
-    version: 0.4.11
+    version: 0.4.12
     repository: https://charts.aetherproject.org
     condition: 5g-ran-sim.enable