Updating Figm Chat Component

[unthinkmedia]

Change requsts

• checkpoints
• null state
• seperator on top action bar
• attached file on user message
• progress row (Read: file)
• Files with diff numbers
• Prompt box drawer
• Adjust all color tokens

Later

• todos

https://www.figma.com/design/AJnTgc00iEI0KTVdyoN997/branch/UX6NOkBjsRfD9UZBktO00M/Visual-Studio-Code-Toolkit?m=auto&node-id=20087-269628&t=4pIvET56Fw5SqmIB-1

[unthinkmedia]

Template wishlist from @eli-w-king :

• Icon headers (show labels disabled)
• Chat session states
• All NES/Code completions states
• Also I see you're using the old telemetry message, it's changed to "If handling customer data, disable telemetry."