Progress Bar - Write guidance with FIleInput examples Only

[vavalos5]

Figma Link

• [x] Use the base of the work Asif has done here
• [x] Implement direction of what is already in Code for Project Ethan + what's already in Figma
• [x] Write guidance and include examples using the Progress Bar within the FileInput only Get reviews from
• [x] Seamus
• [x] Julia
• [x] Mike
• [x] Implement feedback
• [x] share with team

All other use cases or needs using a progress bar will be a separate scope/ticket.