bugfix: remove "Sea Scorpion (Ionic)"

Author: TheGiraffe3

data/sales.txt

@@ -410,7 +410,6 @@ shipyard "haiVariantsAll"
 	"Pond Strider (Railgun)"
 	"Pond Strider (Tracker)"
 	"Sea Scorpion (Ion)"
-	"Sea Scorpion (Ionic)"
 	"Sea Scorpion (Pulse)"
 	"Sea Scorpion (Shredder)"
 	"Sea Scorpion (Tracker)"