Is your feature request related to a problem? Please describe.
There is no way to block creating contacts under muted places.

Describe the solution you'd like
Add a way to hide the add person / add place button for muted places.
This can be based done through a user permission.

Additional context
Forum post: https://forum.communityhealthtoolkit.org/t/hide-contact-forms-on-muted-places/5093