Add Link to CTS 2.3 R1

Change-Id: Ie3645a75ba9932c203440f6dceaafa30a42e8e8b
diff --git a/pdk/docs/compatibility/downloads.jd b/pdk/docs/compatibility/downloads.jd
index 723d13e..61bdfd9 100644
--- a/pdk/docs/compatibility/downloads.jd
+++ b/pdk/docs/compatibility/downloads.jd
@@ -13,7 +13,7 @@
 </p>
 <ul>
   <li><a href="{@docRoot}compatibility/android-2.3-cdd.pdf">Android 2.3 Compatibility Definition Document (CDD)</a></li>
-  <!-- <li><a href="http://dl.google.com/dl/android/cts/android-cts-2.2_r4-x86.zip">Android 2.2 R4 Compatibility Test Suite (CTS)</a></li> -->
+  <li><a href="http://dl.google.com/dl/android/cts/android-cts-2.3_r1-x86.zip">Android 2.3 R1 Compatibility Test Suite (CTS)</a></li>
 </ul>
 
 <h2>Android 2.2</h2>