Correct mirror urls

Change-Id: I9539f52945e0ef6da0f9a21af0163166269039c4
Signed-off-by: Dawid Pakuła <zulus@w3des.net>
diff --git a/build/update.site/category.xml b/build/update.site/category.xml
index c811830..f049817 100644
--- a/build/update.site/category.xml
+++ b/build/update.site/category.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <site
-      mirrorsURL="http://www.eclipse.org/downloads/download.php?file=/technology/dltk/updates-dev/5.9/site.xml&amp;format=xml"
-      digestURL="http://download.eclipse.org/technology/dltk/updates-dev/5.9/">
+      mirrorsURL="http://www.eclipse.org/downloads/download.php?file=/technology/dltk/updates-dev/6.0/site.xml&amp;format=xml"
+      digestURL="http://download.eclipse.org/technology/dltk/updates-dev/6.0/">
    <description url="http://www.eclipse.org/dltk/">
       The update site contains the features of
   the Eclipse Dynamic Languages