Update meta.yml

Author: MarcScott

en/meta.yml

@@ -5,7 +5,7 @@ description: Make an animation of a rocket propelling a satellite into orbit
 meta_title: Python coding projects for kids and teens | Rocket launch
 meta_description: Learn Python with the Raspberry Pi Foundation's coding projects for kids and teens. Make a Python animation that shows a rocket launching a satellite into orbit.
 version: 0.0.1
-listed: true
+listed: false
 copyedit: true
 last_tested: "2024-10-21"
 steps:
@@ -26,4 +26,4 @@ steps:
     completion:
       - external
   - title: Challenge
-    challenge: true
+    challenge: true