Option to disable/remove download button in editor when embedded in an iframe

[sai-may]

Is your feature request related to a problem? Please describe.

We are embedding make code arcade editor in an iframe for students, the students can view each others block projects so we want to disable/remove the download button so they cannot download other students project

Describe the solution you'd like

A query param like "disable_download" so we can disable download in editor

Additional context