Is your feature request related to a problem? Please describe.
I don't use the Widget Preview feature at all, and was curious to know if it is possible to disable its initialisation.

Describe the solution you'd like
Have a setting that makes the Widget Preview feature optional to use.

Describe alternatives you've considered
Manually, killing the flutter server responsible for serving the Widget Preview.

Additional context
I checked the settings but couldn't find an option to disable this.