Docs: Fixes a mistaken TOC item at top-right so it now matches the item it links to.

Change-Id: I78cf665fcf9a99aa579eda455ec34987328df445
diff --git a/docs/html/preview/download.jd b/docs/html/preview/download.jd
index ecc0c7e..d00f90cbf 100644
--- a/docs/html/preview/download.jd
+++ b/docs/html/preview/download.jd
@@ -164,7 +164,7 @@
   <div id="qv">
     <h2>In this document</h2>
       <ol>
-        <li><a href="#sdk">Developer Preview 3 SDK</a></li>
+        <li><a href="#sdk">Android 6.0 SDK</a></li>
         <li><a href="#docs">Developer Documentation</a></li>
         <li><a href="#images">Hardware System Images</a></li>
       </ol>