[pom] Move comment so its not trailing

(cherry picked from commit 9ead0cd)

Author: hazendaz

pom.xml

@@ -327,10 +327,11 @@
           </systemProperties>
         </configuration>
       </plugin>
-      <plugin><!-- prepare site content by filtering ${project.*} values-->
+      <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-resources-plugin</artifactId>
         <executions>
+          <!-- prepare site content by filtering ${project.*} values-->
           <execution>
             <id>filter-site</id>
             <phase>pre-site</phase>