Maven 3 POM type dependency

pom.xml

<?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">
  <modelVersion>4.0.0</modelVersion>

  <groupId>test</groupId>
  <artifactId>test</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>pom</packaging>

  <name>Grails Dependency Test</name>

  <prerequisites>
    <maven>${mavenVersion}</maven>
  </prerequisites>

  <properties>
    <mavenVersion>3.0</mavenVersion>
    <currentVersion>${project.version}</currentVersion>
    <mavenPluginVersion>3.1</mavenPluginVersion>
  </properties>

  <dependencies>
    <dependency>
      <groupId>org.grails</groupId>
      <artifactId>grails-dependencies</artifactId>
      <version>2.3.5</version>
      <type>pom</type>
    </dependency>

  </dependencies>

  <build>
      <plugins>
          <plugin>
              <artifactId>maven-site-plugin</artifactId>
              <version>3.0-beta-2</version>
              <executions>
                  <execution>
                      <id>attach-descriptor</id>
                      <goals>
                          <goal>attach-descriptor</goal>
                      </goals>
                  </execution>
              </executions>
          </plugin>

        </plugins>
    </build>

</project>