correct plugin plugin version in reporting section

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1360771 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 08b7212..ec42146 100644
--- a/pom.xml
+++ b/pom.xml
@@ -162,6 +162,16 @@
     </plugins>
   </build>
 
+  <reporting>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-plugin-plugin</artifactId>
+        <version>${mavenPluginVersion}</version>
+      </plugin>
+    </plugins>
+  </reporting>
+
   <profiles>
     <profile>
       <id>run-its</id>