rm non-functional menu item

git-svn-id: https://pmd.svn.sourceforge.net/svnroot/pmd/trunk@7179 51baf565-9d33-0410-a72c-fc3788e3496d

pmd-eclipse-plugin/plugins/net.sourceforge.pmd.eclipse.plugin/plugin.xml

@@ -512,7 +512,7 @@
             name="%view.perspective"
             id="net.sourceforge.pmd.eclipse.ui.views.pmdPerspective"/>
    </extension>
-   
+
    <extension
          point="org.eclipse.ui.commands">
       <command
@@ -521,7 +521,7 @@
             name="DisableRule">
       </command>
    </extension>
-   
+<!--   
    <extension
          point="org.eclipse.ui.menus">
       <menuContribution
@@ -538,6 +538,7 @@
          </menu>
       </menuContribution>
    </extension>
+-->    
    <extension
          point="org.eclipse.ui.decorators">
       <decorator