Two file license changes
To simplify number of license variants (after license review), let's do these changes:
- FAQ.md - update to CC-BY-SA-4.0 (with approval from Arno)
- luks-header-from-active (old script) - use LGPL2.1 instead of GPL2.0-only
To simplify number of license variants (after license review), let's do these changes: