.NET Install Tool fails to install .NET SDK on Arch Linux

### Describe the bug.

The .NET Install Tool extension is unable to install the required .NET SDK on Arch Linux.

When opening a C# project in VS Code, the extension starts downloading the SDK but eventually fails. As a result, C# extensions cannot function correctly.

The issue occurs consistently after restarting VS Code.

### Please attach log file(s) here if you have any.

The log file location should be Log file attached.

Location:
~/.config/Code/logs/[timestamp]/window1/exthost/ms-dotnettools.vscode-dotnet-runtime/copied to your clipboard if you came from VS Code.

### Reproduction Steps

1. Open VS Code.
2. Install the .NET Install Tool extension.
3. Open a C# project.
4. Wait for automatic .NET SDK installation.
5. Installation fails.

### Expected Behavior

The extension should download and install the required .NET SDK successfully and allow C# projects to run normally.

### Exceptions & Errors (if any)

Error while downloading .NET SDK.
Unable to verify package integrity.

### .NET Install Tool Version

v2.2.9

### Your operating system? Please provide more detail, such as the version and or distro above.

Linux

### VS Code Version

Version: 1.106.2