Support Hot Reload

[luckyluggi]

Please add support for .net6.0 hot reload.

Expected behavior

When i do the following:

• add "hotReloadProfile": "blazorwasm" in the launchSettings.json like explained here
• run npm start inside myproject/piral~/my-pilet
• run dotnet watch inside myproject/my-pilet
• change something inside the blazor pilet

The Browser should reload and show the changes applied