Fixed Windows 10/11 ISO downloads

* Closes pbatard#41
* Closes pbatard#42

Disable Windows ISO downloads

* Per pbatard#41 Microsoft appear to have altered their website to make it hostile to our script.
* Considering that trying to troubleshoot this is likely to take a long while, and that I
  sure could use some help with it, add a notice about this whole mess...

Add Shell 2.2 22H1 download

Bump version and update signing script for EV cert

Add Windows 10 21H2 19044.1288 builds

Add Windows 11 downloads

NB: No Edu yet

Add Windows 10 Redstone 5 17763.379 builds

* Closes #25

Add UEFI Shell 2.0 ISO downloads

* Also retrieve archs from the GitHub releases
* Also add Shell 2.2 21H2 download

Add UEFI Shell bootable ISO downloads

Fix download of Windows 10 1507

* This versions uses weird SkuIds ('FQC-08932', 'FQC-08929', ...) that aren't integers...
* Closes pbatard/rufus#1769