upgrading version to next release version

Change-Id: I26db0d7697e333df585c9f86e565328d5338ba8f
diff --git a/omec-control-plane/Chart.yaml b/omec-control-plane/Chart.yaml
index a67e053..816213d 100644
--- a/omec-control-plane/Chart.yaml
+++ b/omec-control-plane/Chart.yaml
@@ -9,4 +9,4 @@
 name: omec-control-plane
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 0.12.0
+version: 0.13.0