Update dependencies for Luna RC4

Change-Id: I1adb9dfa0f919deff8084a76972b38a7d3e9ccf9
diff --git a/releng/org.eclipse.graphiti.releng/build.rmap b/releng/org.eclipse.graphiti.releng/build.rmap
index 08b776e..b06b262 100644
--- a/releng/org.eclipse.graphiti.releng/build.rmap
+++ b/releng/org.eclipse.graphiti.releng/build.rmap
@@ -64,7 +64,7 @@
     <rm:provider componentTypes="eclipse.feature,osgi.bundle" readerType="p2" source="false" mutable="false">

       <rm:property key="buckminster.source" value="false"/>

       <rm:property key="buckminster.mutable" value="false"/>

-      <rm:uri format="{0}/eclipse/updates/4.4milestones/S-4.4RC3-201405282000/">

+      <rm:uri format="{0}/eclipse/updates/4.4milestones/S-4.4RC4-201406061215/">

         <bc:propertyRef key="eclipse.downloads"/>

       </rm:uri>

     </rm:provider>