Added roulette command documentation (#7438)

Added roulette command atcommands.yml

Co-authored-by: Aleos <aleos89@users.noreply.github.com>

conf/atcommands.yml

@@ -1016,6 +1016,9 @@ Body:
   - Command: enchantgradeui
     Help: |
       Opens the enchantgrade UI.
+  - Command: roulette
+    Help: |
+      Opens the roulette UI.
 
 Footer:
   Imports: