Update link to testing guide to use the new title.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53018 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/index.html b/docs/index.html
index 15247ee..7810002 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -105,8 +105,8 @@
 Instructions for properly submitting information about any bugs you run into in
 the LLVM system.</li>
 
-<li><a href="TestingGuide.html">LLVM Test Suite Guide</a> - A reference
-manual for using the LLVM test suite.</li>
+<li><a href="TestingGuide.html">LLVM Testing Infrastructure Guide</a> - A reference
+manual for using the LLVM testing infrastructure.</li>
 
 <li><a href="GCCFEBuildInstrs.html">How to build the C/C++ front-end</a> -
 Instructions for building the front-end from source.</li>