Add mouse-based affordance to open a recent project in new window (#43373)

Closes https://github.com/zed-industries/zed/issues/31796

<img width="500" height="1034" alt="Screenshot 2025-11-23 at 7  39 2@2x"
src="https://github.com/user-attachments/assets/bd516359-328f-44aa-9130-33f9567df805"
/>

Release Notes:

- N/A
dbcfb48198Danilo Leal committed on 11/23/2025, 10:40:33 PM· committed by GitHubparent34a2e1d
1 file changedLine totals unavailable