Fix langs command for Linux and Mac

Tokei.cs

```csharp
var psi = new ProcessStartInfo()
{
    FileName = "cmd.exe",
    Arguments = $"/c tokei \"{path}\" {respectString} -o json > {OutputFileName} -e *.d",
    RedirectStandardError = true,
    RedirectStandardOutput = true,
    UseShellExecute = false,
    CreateNoWindow = true
};
```

Idk how I forgot about it🗿