Bumping up helm chart version for SD-Core 1.2 work

Change-Id: Ia1458f8d1e8b9e33bdd260538f15b424b8672c3c
diff --git a/5g-control-plane/Chart.yaml b/5g-control-plane/Chart.yaml
index 043fad6..4ea73b1 100644
--- a/5g-control-plane/Chart.yaml
+++ b/5g-control-plane/Chart.yaml
@@ -8,7 +8,7 @@
 name: 5g-control-plane
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 0.6.20
+version: 0.7.0
 
 dependencies:
   - name: mongodb