updated scratch to include 2019-20 ap studio

Author: coderigo17

_pages/2019/ap/problems/scratch/scratch.adoc

@@ -74,7 +74,7 @@ Incidentally, if you don't have the best Internet access, you're welcome to down
 
 Once finished with your project, click *See project page* in Scratch's top-right corner. Ensure your project has a title (in Scratch's top-left corner), some instructions (in Scratch's top-right corner), and some notes and/or credits (in Scratch's bottom-right corner). Then click *Share* in Scratch's top-right corner so that others can see your project. Finally, take note of the URL in your browser's address bar. That's your project's URL on MIT's website, and you'll need to know it later.
 
-Oh, and if you'd like to exhibit your project in CS50 AP's studio for 2019-20, head to https://scratch.mit.edu/studios/5268312/, then click *Add projects*, and paste in your own project's URL.
+Oh, and if you'd like to exhibit your project in CS50 AP's studio for 2019-20, head to https://scratch.mit.edu/studios/25082196/, then click *Add projects*, and paste in your own project's URL.
 
 == How to Submit