[VOL-5506] Disable service monitor by default

Change-Id: Ia0d553fb428e859e320518ca6d58ad8b125ffe05
Signed-off-by: Abhay Kumar <abhay.kumar@radisys.com>
diff --git a/voltha/Chart.yaml b/voltha/Chart.yaml
index 67d77ee..f4df7fa 100644
--- a/voltha/Chart.yaml
+++ b/voltha/Chart.yaml
@@ -17,7 +17,7 @@
 
 ## Chart version for package 'voltha'
 ##   Increment when Chart.yaml changes
-version: "2.15.3"
+version: "2.15.4"
 
 description: "A Helm chart for Voltha based on K8S resources in Voltha project"
 keywords: