fix(web): clean up chat header project name styling

[Marve10s]

Summary

Replaced the bordered Badge component with plain text for the project name in the chat header, removing visual clutter
Added an en-dash separator between the thread title and project name for clearer hierarchy
Replaced the bordered "No Git" badge with plain text to match

I think the current production version has spacing issues and doesn't look good. However, this PR is just a design change that is completely up to you as the owners.

Attached is a screenshot - the top is this PR's version and the bottom is the current one.|

Bigger screenshots :

Old:

New:

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