Fix HTML.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137010 91177308-0d34-0410-b5e6-96231b3b80d8

www/diagnostics.html

@@ -192,7 +192,7 @@ namespace myapp {
 }
 
 using namespace myapp;
-void addHTTPService(servers::Server const &;amp;server, ::services::WebService const *http) {
+void addHTTPService(servers::Server const &server, ::services::WebService const *http) {
   server += http;
 }
 </pre>