Update with new release.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52121 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/GettingStarted.html b/docs/GettingStarted.html
index 645e223..eed4547 100644
--- a/docs/GettingStarted.html
+++ b/docs/GettingStarted.html
@@ -716,6 +716,7 @@
   subdirectories of the '<tt>tags</tt>' directory:</p>
 
 <ul>
+<li>Release 2.3: <b>RELEASE_23</b></li>
 <li>Release 2.2: <b>RELEASE_22</b></li>
 <li>Release 2.1: <b>RELEASE_21</b></li>
 <li>Release 2.0: <b>RELEASE_20</b></li>