Drag and drop of images doesn't work on Firefox #1700
Description
Bug Report
Problematic behavior
When I drag and drop an image in the editor it is not uploaded on firefox
Expected behavior/code
It shloud upload my image.
Steps to Reproduce
- Do this...
- Then this...
- And then the bug happens!
Environment
- Docs version: v4.0.0
- Instance url: docs.numerique.gouv.fr
- Browser : Zen Browser v1.17.12b
Possible Solution
Additional context/Screenshots
Add any other context about the problem here. If applicable, add screenshots to help explain.