Revert .NET 10 to .NET 9

See merge request kenji-nx/ryujinx!19

src/Ryujinx.HLE/HOS/Services/Hid/IHidServer.cs

@@ -1301,8 +1301,8 @@ namespace Ryujinx.HLE.HOS.Services.Hid
 
             context.Memory.Read(context.Request.PtrBuff[1].Position, vibrationValueBuffer);
 
-            Span<VibrationDeviceHandle> deviceHandles = MemoryMarshal.Cast<byte, VibrationDeviceHandle>(new Span<byte>(vibrationDeviceHandleBuffer));
-            Span<VibrationValue> vibrationValues = MemoryMarshal.Cast<byte, VibrationValue>(new Span<byte>(vibrationValueBuffer));
+            Span<VibrationDeviceHandle> deviceHandles = MemoryMarshal.Cast<byte, VibrationDeviceHandle>(vibrationDeviceHandleBuffer);
+            Span<VibrationValue> vibrationValues = MemoryMarshal.Cast<byte, VibrationValue>(vibrationValueBuffer);
 
             if (!deviceHandles.IsEmpty && vibrationValues.Length == deviceHandles.Length)
             {

src/Ryujinx.HLE/HOS/Services/Nv/INvDrvServices.cs

@@ -85,7 +85,10 @@ namespace Ryujinx.HLE.HOS.Services.Nv
 
                 NvDeviceFile deviceFile = (NvDeviceFile)constructor?.Invoke([context, _clientMemory, _owner]);
 
-                deviceFile?.Path = path;
+                if (deviceFile != null)
+                {
+                    deviceFile.Path = path;
+                }
 
                 fd = DeviceFileIdRegistry.Add(deviceFile);
 

src/Ryujinx.HLE/HOS/Services/Ro/IRoInterface.cs

@@ -10,6 +10,7 @@ using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Security.Cryptography;
+using System.Linq;
 
 namespace Ryujinx.HLE.HOS.Services.Ro
 {

src/Ryujinx.HLE/HOS/Services/Sockets/Bsd/IClient.cs

@@ -1169,7 +1169,9 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd
 
         public override void DestroyAtExit()
         {
-            _context?.Dispose();
+            if (_context != null) {
+                _context.Dispose();
+            }
         }
     }
 }