BAEL 3084 Improvement: Move Xml Unit Articles (#7330)

* BAEL-2983 java objects generation with EasyRandom

* BAEL-2983 move easy random under testing-modules

* BAEL-2983 java objects generation with EasyRandom

* BAEL-2983 move easy random under testing-modules

* BAEL-3084 move xmlunit-2 under testing-modules

pom.xml

@@ -781,7 +781,6 @@
 				<module>wicket</module>
 
 				<module>xml</module>
-				<module>xmlunit-2</module>
 				<module>xstream</module>
 
 				<module>tensorflow-java</module>

testing-modules/pom.xml

@@ -36,5 +36,6 @@
         <module>junit-5-basics</module>
         <module>easymock</module>
         <module>junit-5-advanced</module>
+        <module>xmlunit-2</module>
     </modules>
 </project>

testing-modules/xmlunit-2/pom.xml

@@ -1,15 +1,14 @@
 <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/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung</groupId>
     <artifactId>xmlunit-2</artifactId>
-    <version>1.0</version>
 	<name>xmlunit-2</name>
 
     <parent>
         <groupId>com.baeldung</groupId>
         <artifactId>parent-modules</artifactId>
         <version>1.0.0-SNAPSHOT</version>
+        <relativePath>../../</relativePath>
     </parent>
 
     <dependencies>