events: Add bolt.new hoodie as the prize for the hackathon (#31012)

Add bolt.new hoodie as the prize for the hackathon

apps/www/_events/2024-12-05-launch-week-13-hackathon.mdx

@@ -41,10 +41,14 @@ There are 5 categories there will be prizes for:
 - Best use of AI (Swag kit)
 - Most fun / best easter egg (Swag kit)
 - Most visually pleasing (Swag kit)
-- Best project built with bolt.new (Swag kit)
+- Best project built with bolt.new (Swag kit + bolt hoodie)
 
 There will be a winner and a runner-up prize for each category. Every team member on winning/runner-up teams gets a Supabase Launch Week swag kit.
 
+For the best project built with bolt.new, the winning team will also receive a bolt.new hoodie with a special message on each sleeve commemorating the amazingness of what you can build with Bolt x Supabase.
+
+![bolt.new hoodie](/images/blog/launch-week-13/hackathon/bolt-hoodie.jpeg)
+
 ## Submission
 
 You should submit your project using [this form](https://hackathon.dev/lw13) before 11:59 pm Sunday midnight PT, December 15th, 2024.