Remove unused constant

Ryujinx.HLE/Gpu/Engines/NvGpuEngine2d.cs

@@ -131,11 +131,11 @@ namespace Ryujinx.HLE.Gpu.Engines
         }
 
         private void CopyTexture(
-            NvGpuVmm Vmm,
-            TextureInfo  Texture,
-            byte[]   Buffer,
-            int      Width,
-            int      Height)
+            NvGpuVmm    Vmm,
+            TextureInfo Texture,
+            byte[]      Buffer,
+            int         Width,
+            int         Height)
         {
             TextureWriter.Write(Vmm, Texture, Buffer, Width, Height);
         }

Ryujinx.HLE/Gpu/Engines/NvGpuFifo.cs

@@ -12,10 +12,6 @@ namespace Ryujinx.HLE.Gpu.Engines
         //a guess here and use 256kb as the size. Increase if needed.
         private const int MmeWords = 256 * 256;
 
-        //This is used to prevent an unbounded growth of the FIFO queue.
-        //The game shouldn't send more commands than we are capable to process.
-        private const int FifoCapacity = 10000;
-
         private NvGpu Gpu;
 
         private ConcurrentQueue<(NvGpuVmm, NvGpuPBEntry)> BufferQueue;