[NUI] Support window move event

[sparrow74]

Add window move event. This event occurs when

[TizenAPI-Bot]

Internal API Changed

Added: 4, Removed: 0, Changed: 0

Added

+ /// <since_tizen>none</since_tizen
+ [EditorBrowsable(EditorBrowsableState.Never)]
+ System.EventHandler`1<Tizen.NUI.Window/MovedEventArgs> Tizen.NUI.Window::Moved

+ /// <since_tizen>none</since_tizen
+ [EditorBrowsable(EditorBrowsableState.Never)]
+ Tizen.NUI.Window/MovedEventArgs

+ /// <since_tizen>none</since_tizen
+ [EditorBrowsable(EditorBrowsableState.Never)]
+ Tizen.NUI.Position2D Tizen.NUI.Window/MovedEventArgs::WindowPosition()

+ /// <since_tizen>none</since_tizen
+ [EditorBrowsable(EditorBrowsableState.Never)]
+ System.Void Tizen.NUI.Window/MovedEventArgs::.ctor()

[github-actions[bot]]

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