Remove redundant "import Prelude hiding ..."

cabal-install/Distribution/Client/Dependency/Types.hs

@@ -32,8 +32,6 @@ import Text.PrettyPrint
 import GHC.Generics (Generic)
 import Distribution.Compat.Binary (Binary(..))
 
-import Prelude hiding (fail)
-
 
 -- | All the solvers that can be selected.
 data PreSolver = AlwaysTopDown | AlwaysModular | Choose

cabal-install/Distribution/Solver/Types/ConstraintSource.hs

@@ -7,8 +7,6 @@ module Distribution.Solver.Types.ConstraintSource
 import GHC.Generics (Generic)
 import Distribution.Compat.Binary (Binary(..))
 
-import Prelude hiding (fail)
-
 -- | Source of a 'PackageConstraint'.
 data ConstraintSource =