Remove some deleted pirate ship variants

Author: warp-core

data/shipyards and outfitters.txt

@@ -1666,7 +1666,6 @@ shipyard allvariants
 	"Cruiser (Plasma Anti-Missile)"
 	"Cruiser (Republic Intelligence)"
 	"Cutthroat"
-	"Cutthroat (Jousting)"
 	"Dagger"
 	"Dagger (Miner)"
 	"Deep River"
@@ -2064,8 +2063,6 @@ shipyard allvariants
 	"Nest (Miner)"
 	"Nest (Sidewinder)"
 	"Nighthawk"
-	"Nighthawk (Raider)"
-	"Nighthawk (Slaver)"
 	"Nimbo Cirrus"
 	"Nimbo Stratus"
 	"Nimbus"