Remove preview torch from mps install

Stable supports MPS now, pre flag getting dev builds instead

(cherry picked from commit 6e079ae84e0523c360115fba8e9efaa993981544)

StabilityMatrix.Core/Models/Packages/A3WebUI.cs

@@ -223,7 +223,7 @@ public class A3WebUI(
                     TorchVersion.Cpu => "cpu",
                     TorchVersion.Cuda => "cu121",
                     TorchVersion.Rocm => "rocm5.6",
-                    TorchVersion.Mps => "nightly/cpu",
+                    TorchVersion.Mps => "cpu",
                     _ => throw new ArgumentOutOfRangeException(nameof(torchVersion), torchVersion, null)
                 }
             )

StabilityMatrix.Core/Models/Packages/ComfyUI.cs

@@ -209,8 +209,7 @@ public class ComfyUI(
         pipArgs = torchVersion switch
         {
             TorchVersion.DirectMl => pipArgs.WithTorchDirectML(),
-            TorchVersion.Mps
-                => pipArgs.AddArg("--pre").WithTorch().WithTorchVision().WithTorchExtraIndex("nightly/cpu"),
+            TorchVersion.Mps => pipArgs.WithTorch().WithTorchVision().WithTorchExtraIndex("cpu"),
             _
                 => pipArgs
                     .AddArg("--upgrade")

StabilityMatrix.Core/Models/Packages/SDWebForge.cs

@@ -162,7 +162,7 @@ public class SDWebForge(
                         TorchVersion.Cpu => "cpu",
                         TorchVersion.Cuda => "cu121",
                         TorchVersion.Rocm => "rocm5.6",
-                        TorchVersion.Mps => "nightly/cpu",
+                        TorchVersion.Mps => "cpu",
                         _ => throw new ArgumentOutOfRangeException(nameof(torchVersion), torchVersion, null)
                     }
                 );

StabilityMatrix.Core/Models/Packages/StableDiffusionUx.cs

@@ -211,7 +211,7 @@ public class StableDiffusionUx(
                         new PipInstallArgs()
                             .WithTorch("==2.1.2")
                             .WithTorchVision()
-                            .WithTorchExtraIndex("nightly/cpu"),
+                            .WithTorchExtraIndex("cpu"),
                         onConsoleOutput
                     )
                     .ConfigureAwait(false);