Replaced @returns with @return for more standard command use and compatibility.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@53549 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/html/htmlpars.h

@@ -35,7 +35,7 @@ public:
         one of supported tags is detected. @a tag contains all necessary
         info (see wxHtmlTag for details).
         
-        @returns @true if ParseInner was called, @false otherwise.
+        @return @true if ParseInner was called, @false otherwise.
     */
     virtual bool HandleTag(const wxHtmlTag& tag);