site:deploy needs to work normally too

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@124797 13f79535-47bb-0310-9956-ffa450edef68

plugin-parent/maven.xml

@@ -38,6 +38,9 @@
   </postGoal>
 
   <postGoal name="site:deploy">
+    <j:if test="${empty(executionDir)}">
+      <j:set var="executionDir" value="${basedir}" />
+    </j:if>
     <maven:maven
       descriptor="${executionDir}/../project.xml"
       goals="confirm-and-deploy-site"