Add pmd:cpd to Maven default goal

Author: garydgregory

pom.xml

@@ -187,7 +187,7 @@
   </properties>
 
   <build>
-    <defaultGoal>clean verify apache-rat:check japicmp:cmp checkstyle:check spotbugs:check pmd:check javadoc:javadoc</defaultGoal>
+    <defaultGoal>clean verify apache-rat:check japicmp:cmp checkstyle:check spotbugs:check pmd:check pmd:cpd javadoc:javadoc</defaultGoal>
     <pluginManagement>
       <plugins>
         <plugin>