[Improvement] Update broken UI for "Employee/Team" column value in Project List View

## Existing condition
Multiple avatars that on top of each other that looks really messy.
<img width="1455" alt="image" src="https://github.com/user-attachments/assets/a779e380-65ae-4523-9b0b-414b6735674a">


## Improvement
Improvement on List View:
- Team preview (up to 5 avatars + count)
- Project managers' avatars (up to 3 + count)