Bump chart version of edge-monitoring-server to 0.5.3

Change-Id: I8e6d010d7a33809b482fb7195fa8234b51525aef
diff --git a/monitoring/edge-monitoring-server/Chart.yaml b/monitoring/edge-monitoring-server/Chart.yaml
index c769791..2b73a17 100644
--- a/monitoring/edge-monitoring-server/Chart.yaml
+++ b/monitoring/edge-monitoring-server/Chart.yaml
@@ -8,9 +8,9 @@
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.5.2
+version: 0.5.3
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
-appVersion: 0.7.3
+appVersion: 0.7.4