Update src/TorchSharp/Torch.cs

Co-authored-by: Jiri Cincura ↹ <jiri@cincura.net>

Author: alinpahontu2912

src/TorchSharp/Torch.cs

@@ -187,7 +187,7 @@ private static void LoadNativeBackend(bool useCudaBackend, out StringBuilder? tr
                     // inter-DLL dependencies can be resolved by the OS loader.
                     //
                     // TODO: on linux make these copies link not shadow-copy
-                    var torchsharpLoc = Path.GetDirectoryName(typeof(torch).Assembly.Location);
+                    var torchsharpLoc = Path.GetDirectoryName(typeof(torch).Assembly.Location)!;
 
                     // Try to find the NuGet global packages folder
                     string? packagesDir = null;