Quick chat icons overflow

[jrieken]

• open quick chat
• the icons overflow its container

[vs-code-engineering]

Hi @jrieken. As a member of the team, you can help us triage this issue by referring to https://github.com/microsoft/vscode-copilot/wiki/Copilot-Inbox-Tracker and assigning an owner directly.

[roblourens]

Maybe from @daviddossett changes?

[roblourens]

I simplified this for non-quick chat but it still kinda sucks for quick chat. Fixed to account for flex gap.