Fix misc documentation warnings (patch by Tim Stahlhut).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@55304 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/wx/file.h

@@ -325,7 +325,7 @@ public:
     /**
        Write data to the file (descriptor).
        
-       @buffer
+       @param buffer
           Buffer from which to read data
        @param count
          Number of bytes to write