introduce check_onu_exist_on_discovery flag for openolt adapter

Change-Id: If391627d6823fd416417672e6b8bf4d91bd00c0e
diff --git a/bbsim/Chart.yaml b/bbsim/Chart.yaml
index 8cf0355..e9475ec 100644
--- a/bbsim/Chart.yaml
+++ b/bbsim/Chart.yaml
@@ -16,5 +16,5 @@
 description: Broadband Simulator
 icon: https://guide.opencord.org/logos/cord.svg
 apiVersion: v1
-version: 4.8.5
-appVersion: 1.12.9
+version: 4.8.6
+appVersion: 1.12.10