build: update version to 5.3.0-SNAPSHOT

Author: paodb

pom.xml

@@ -2,7 +2,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>com.flowingcode.vaadin.addons</groupId>
 	<artifactId>orgchart-addon</artifactId>
-	<version>5.2.1-SNAPSHOT</version>
+	<version>5.3.0-SNAPSHOT</version>
 	<name>OrgChart Add-on</name>
 
     <properties>