Bumping up helm chart version for SD-Core 1.2 work

Change-Id: Ia1458f8d1e8b9e33bdd260538f15b424b8672c3c
diff --git a/omec-sub-provision/Chart.yaml b/omec-sub-provision/Chart.yaml
index 3f82420..bc87c96 100644
--- a/omec-sub-provision/Chart.yaml
+++ b/omec-sub-provision/Chart.yaml
@@ -8,4 +8,4 @@
 name: omec-sub-provision
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 0.4.5
+version: 0.5.0