Missing check on Developer Mode

[wbahnassi-nv]

Describe the bug

The tool reports that machine is ready for Windows 11, but when running the Windows 11 Installation Assistant, it refuses to install without any clear message.

To Reproduce

Steps to reproduce the behavior:

1. Enable Developer Mode on Windows 10.
2. Run WhyNotWin11, the machine checks are all green.
3. Run Windows 11 Installation Assistant, it says PC doesn't meet the requirements.
4. Disable Developer Mode, and try Windows 11 Installation Assistant, it now passes the requirements.

Expected behavior

WhyNotWin11 should include a check that Windows 10 is in Developer Mode, and tell the user if it fails the check.