Support NVDEC H264 interlaced video decoding and VIC deinterlacing (#3225)

* Support NVDEC H264 interlaced video decoding and VIC deinterlacing

* Remove unused code

Ryujinx.Graphics.Video/FrameField.cs

@@ -0,0 +1,8 @@
+namespace Ryujinx.Graphics.Video
+{
+    public enum FrameField
+    {
+        Progressive,
+        Interlaced
+    }
+}

Ryujinx.Graphics.Video/ISurface.cs

@@ -8,6 +8,8 @@ namespace Ryujinx.Graphics.Video
         Plane UPlane { get; }
         Plane VPlane { get; }
 
+        FrameField Field { get; }
+
         int Width { get; }
         int Height { get; }
         int Stride { get; }