Update codedex-update-q3-2025.mdx

Author: sonnynomnom

blogs/2025/codedex-update-q3-2025.mdx

@@ -57,7 +57,7 @@ You can now search across:
 
 ![Lumi GIF](https://i.imgur.com/BUOGzzp.gif)
 
-Say hello to **Lumi**, your new AI code companion! We completely revamped our AI feature and Lumi is now availabe in all courses (except those without a code editor). 
+Say hello to **Lumi**, your new AI code companion! We completely revamped our AI feature and Lumi is now availabe in all courses (except those without a code editor). 😊
 
 Your AI chat history is saved for one week, so you can easily revisit past questions. Currently, Clubbers enjoy **unlimited questions**, while free users get 5 questions a day. Use them wisely!