chore: Add 0.9.12 content

 - Remnant + Heliarch content, Yottrite minable.

 - remove deprecated licenses
   - Militia Carrier (is now just Militia in-game)
   - Carrier (is now Navy Carrier in-game)
   - Cruiser (is now Navy Cruiser in-game)
 - alphabetize license conditions (by the corresponding outfit name)

style: minor tweaks to v0.9.11 content

 - alphabetize
 - Remove "Pilot's License" from outfits listed for sale

chore: Update with 0.9.10 content

Update all outfits.txt (endless-sky#18)

Added v0.9.9 outfits:
 - Brig
 - Luxury Accommodations
 - Proton Turret
 - Salvage Scanner
 - Scanning Module
 - Tuning Rifle