Updated ROCm Index to 7.1

Author: NeuralFault

StabilityMatrix.Core/Models/Packages/ComfyUI.cs

@@ -414,7 +414,7 @@ _ when gfxArch.StartsWith("gfx120") => "https://rocm.nightlies.amd.com/v2/gfx120
                 ExtraPipArgs = ["numpy<2"],
                 TorchaudioVersion = " ", // Request torchaudio without a specific version
                 CudaIndex = isLegacyNvidia ? "cu126" : "cu130",
-                RocmIndex = "rocm6.4",
+                RocmIndex = "rocm7.1",
                 UpgradePackages = true,
                 PostInstallPipArgs = ["typing-extensions>=4.15.0"],
             };