Bael 5249 cleanup (#4108)

* Added parent module on poms that have no parent defined

* Removed dependency reduced pom from undertow module

* [BAEL-5249] - 21.02 - pom cleanup - formatted pom.xml

vertx/pom.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <project
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
-    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"
+        xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>com.baeldung</groupId>
@@ -50,14 +50,14 @@
                         <configuration>
                             <transformers>
                                 <transformer
-                                    implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                        implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                                     <manifestEntries>
                                         <Main-Class>io.vertx.core.Starter</Main-Class>
                                         <Main-Verticle>com.baeldung.SimpleServerVerticle</Main-Verticle>
                                     </manifestEntries>
                                 </transformer>
                             </transformers>
-                            <artifactSet />
+                            <artifactSet/>
                             <outputFile>${project.build.directory}/${project.artifactId}-${project.version}-app.jar</outputFile>
                         </configuration>
                     </execution>