`poly sync` with a non-interactive option


### Discussed in https://github.com/DavidVujic/python-polylith/discussions/388

<div type='discussions-op-text'>

<sup>Originally posted by **gregunz** October 31, 2025</sup>
I am using `poly sync` in my precommit hook and it is interactive and asking if I want to add bricks for a project that does not have any. Is there any way to disable that?</div>