API dox: Use doxygen notation to have comments used

src/wayland/slide_interface.h

@@ -49,10 +49,10 @@ class KWAYLANDSERVER_EXPORT SlideInterface : public Resource
     Q_OBJECT
 public:
     enum Location {
-        Left = 0, /** Slide from the left edge of the screen */
-        Top, /** Slide from the top edge of the screen */
-        Right, /** Slide from the bottom edge of the screen */
-        Bottom /** Slide from the bottom edge of the screen */
+        Left = 0, /**< Slide from the left edge of the screen */
+        Top, /**< Slide from the top edge of the screen */
+        Right, /**< Slide from the bottom edge of the screen */
+        Bottom /**< Slide from the bottom edge of the screen */
     };
 
     virtual ~SlideInterface();