upgrading version to next release version

Change-Id: I26db0d7697e333df585c9f86e565328d5338ba8f
diff --git a/5g-ran-sim/Chart.yaml b/5g-ran-sim/Chart.yaml
index 34acd82..f03bf0f 100644
--- a/5g-ran-sim/Chart.yaml
+++ b/5g-ran-sim/Chart.yaml
@@ -8,4 +8,4 @@
 name: 5g-ran-sim
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 0.6.5
+version: 0.7.0