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

spring-mvc-email/pom.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <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">
+         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>
 
     <groupId>org.baeldung.spring</groupId>
@@ -24,12 +24,12 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-tomcat</artifactId>
-        </dependency>        
+        </dependency>
         <!-- Spring Boot Starter Mail dependency -->
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-mail</artifactId>
-        </dependency>       
+        </dependency>
         <!-- The following two dependencies included to render jsp pages -->
         <dependency>
             <groupId>javax.servlet</groupId>