chroe(curriculum): remove pyodide from cipher project

[ilenia-magoni]

Checklist:

• [x] I have read and followed the contribution guidelines.
• [x] I have read and followed the how to open a pull request guide.
• [x] My pull request targets the main branch of freeCodeCamp.
• [x] I have tested these changes either locally on my machine, or GitPod.

https://github.com/freeCodeCamp/freeCodeCamp/blob/08f63a0b974c5ca17aa2b27b3ce5151fd0b2eea6/tools/client-plugins/browser-scripts/python-test-evaluator.ts#L122-L123