[FUSE] Line mappings can be generated incorrectly

[ryzngard]

Number 1 from #8202 (comment)

The #line directive end position must be greater than or equal to the start position BlazorApp1 (net6.0) C:\Users\ryzng\source\repos\BlazorApp1\BlazorApp1\Pages\FetchData.razor 30

#line (31,26)-(31,1) 25 "C:\Users\ryzng\source\repos\BlazorApp1\BlazorApp1\Pages\FetchData.razor"
__builder.AddContent(13, forecast.Date.ToShortDateString());

#line default

Steps to reproduce:

1. Create new blazor server app
2. Find All References onWeatherForecast from WeatherForecast.cs
3. Open a reference in FetchData.razor