Bump stackage version, uses later version of GHC

src/Dodge/Data/Machine.hs

@@ -17,7 +17,7 @@ import Color
 import Control.Lens
 import Data.Aeson
 import Data.Aeson.TH
-import qualified IntSetHelp as IS
+import qualified Data.IntSet as IS
 import qualified Data.Map.Strict as M
 import Dodge.Data.Damage
 import Dodge.Data.GenParams
@@ -66,6 +66,6 @@ data Turret = Turret
 makeLenses ''Machine
 makeLenses ''Turret
 makePrisms ''MachineType
-deriveJSON defaultOptions ''Machine
-deriveJSON defaultOptions ''MachineType
 deriveJSON defaultOptions ''Turret
+deriveJSON defaultOptions ''MachineType
+deriveJSON defaultOptions ''Machine