Implemented MDM provisioning by QR code
Description
MDM provisioning workflow is implemented. By tapping 6 times on the welcome screen, the user can install the MDM application by a special QR code.
Screenshots
Tests
The non-MDM setup flow is not affected. The MDM setup flow is tested based on this QR code:
Issues
https://gitlab.e.foundation/e/os/backlog/-/issues/2609