cleanup and simplify

releng.wtpbuilder/scripts/dependency/dependency.xml

@@ -205,6 +205,16 @@
                 value="wtp"/>
         </antcall>
     </target>
+    <target
+        name="prereq.wtp-tests"
+        if="getprereq.wtp-tests">
+        <antcall
+            target="getAndInstall">
+            <param
+                name="groupId"
+                value="wtp-test"/>
+        </antcall>
+    </target>
     <target
         name="prereq.dltk"
         if="getprereq.dltk">