fix: update image reference to .jpeg in avatar post

Author: furqanrydhan

posts/2026-02-17-improved-agent-avatar-display.md

@@ -6,7 +6,7 @@ tags:
   - bug-fix
   - ui
 excerpt: "Fixed agent avatar rendering in chat messages for a more consistent and polished experience across all agent types."
-image: images/improved-agent-avatar-display.png
+image: images/improved-agent-avatar-display.jpeg
 ---
 
 ## Improved Agent Avatar Display