Ported https://github.com/Activiti/Activiti/commit/303ec8a1ca787608fc8504655cde3f06316b3665 to v6

pom.xml

-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
@@ -774,7 +774,8 @@
         <module>modules/activiti-ldap</module>
         <module>modules/activiti-jmx</module>
         <module>modules/activiti-crystalball</module>
-        <module>modules/activiti-ui/activiti-app</module>
+        <module>modules/activiti-crystalball</module>
+        <module>tooling/archetypes/activiti-archetype-unittest</module>
       </modules>
       <build>
         <plugins>