Fix include guard in CCEventListenerMouse.h (#18872)

* Fix include guard in CCEventListenerMouse.h

* Remove extra new line

Author: v1993

cocos/base/CCEventListenerMouse.h

@@ -24,12 +24,12 @@
 
  ****************************************************************************/
 
-#include "base/CCEventListener.h"
-#include "base/CCEventMouse.h"
-
 #ifndef __cocos2d_libs__CCMouseEventListener__
 #define __cocos2d_libs__CCMouseEventListener__
 
+#include "base/CCEventListener.h"
+#include "base/CCEventMouse.h"
+
 /**
  * @addtogroup base
  * @{