removed trailing whitespace in Doxygen files

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@52634 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/minifram.h

@@ -56,7 +56,7 @@ public:
     //@{
     /**
         Constructor, creating the window.
-        
+
         @param parent
             The window parent. This may be @NULL. If it is non-@NULL, the frame will
             always be displayed on top of the parent window on Windows.
@@ -79,9 +79,9 @@ public:
         item,
             allowing the application user to set Motif resource values for
             individual windows.
-        
+
         @remarks The frame behaves like a normal frame on non-Windows platforms.
-        
+
         @see Create()
     */
     wxMiniFrame();