docs: Canonicalize URLs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129181 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/WritingAnLLVMBackend.html b/docs/WritingAnLLVMBackend.html
index 7290232..d542200 100644
--- a/docs/WritingAnLLVMBackend.html
+++ b/docs/WritingAnLLVMBackend.html
@@ -2547,7 +2547,7 @@
   src="http://www.w3.org/Icons/valid-html401-blue" alt="Valid HTML 4.01"></a>
 
   <a href="http://www.woo.com">Mason Woo</a> and <a href="http://misha.brukman.net">Misha Brukman</a><br>
-  <a href="http://llvm.org">The LLVM Compiler Infrastructure</a>
+  <a href="http://llvm.org/">The LLVM Compiler Infrastructure</a>
   <br>
   Last modified: $Date$
 </address>