collab_ui: Make collaboration panel label responsive on resize (#40157)

Closes #40156

Release Notes:

- Fixed collaboration panel label responsive on resize
<img width="350" height="829" alt="Screenshot 2025-10-14 at 2 52 58 pm"
src="https://github.com/user-attachments/assets/94e21f1b-83a2-44f0-9f15-44a85155fda9"
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4a84b78093Delvin committed on 10/14/2025, 1:38:27 PM· committed by GitHubparentfd63d43
1 file changedLine totals unavailable