Update Discord Redirect

Now going to:
https://discord.com/servers/coding-train-choo-choo-276096133695143936

Author: shiffman

static/_redirects

@@ -27,7 +27,7 @@
 
 # shortcuts - 302
 
-/discord https://discord.gg/ZHydDC8sXN 302!
+/discord https://discord.com/servers/coding-train-choo-choo-276096133695143936 302!
 /pi2022 https://editor.p5js.org/codingtrain/full/U11UYbgVc 302!
 /colors https://coding-train-colors.vercel.app/ 302!
 /wheel https://editor.p5js.org/kingpepe/full/n_KhX8lYC 302!