Move solution and projects to src

src/Ryujinx.Graphics.Nvdec/NvdecStatus.cs

@@ -0,0 +1,16 @@
+using Ryujinx.Graphics.Nvdec.Types.Vp9;
+
+namespace Ryujinx.Graphics.Nvdec
+{
+    struct NvdecStatus
+    {
+#pragma warning disable CS0649
+        public uint MbsCorrectlyDecoded;
+        public uint MbsInError;
+        public uint Reserved;
+        public uint ErrorStatus;
+        public FrameStats Stats;
+        public uint SliceHeaderErrorCode;
+#pragma warning restore CS0649
+    }
+}