Bump stackage version, uses later version of GHC

src/Dodge/Data/CrGroupParams.hs

@@ -8,7 +8,7 @@ module Dodge.Data.CrGroupParams where
 import Control.Lens
 import Data.Aeson
 import Data.Aeson.TH
-import qualified IntSetHelp as IS
+import qualified Data.IntSet as IS
 import Geometry.Data
 
 data CrGroupParams = CrGroupParams
@@ -23,5 +23,5 @@ data CrGroupUpdate = DefaultCrGroupUpdate
     deriving (Eq, Ord, Show, Read) --Generic, Flat)
 
 makeLenses ''CrGroupParams
-deriveJSON defaultOptions ''CrGroupParams
 deriveJSON defaultOptions ''CrGroupUpdate
+deriveJSON defaultOptions ''CrGroupParams