text: Title: Marketplace - agent page - update font of description header
  Body: 
  ### Describe your issue.
  
  <img width="598" alt="Screenshot 2024-12-17 at 18 53 43" src="https://github.com/user-attachments/assets/32fe7be0-ef3e-400b-a750-372381a8d177" />
  Please update font to the "p-ui-medium" style in the typography sheet
  
  Update font to the following:
  font-family: Geist;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
  text-align: left;
  text-underline-position: from-font;
  text-decoration-skip-ink: none;
  
  **Update color to:** 
  background: var(--neutral-800, #262626);
  
  
  
  