Added Eq instance for ZonedTime

package.yaml

@@ -134,6 +134,7 @@ tests:
     - gargantext
     - hspec
     - QuickCheck
+    - quickcheck-instances 
     - time
     - parsec
     - duckling

src-test/Parsers/Types.hs

 {-# LANGUAGE NoImplicitPrelude #-}
+{-# LANGUAGE StandaloneDeriving #-}
 
 module Parsers.Types where
 
 import Gargantext.Prelude
 
 import Test.QuickCheck
+import Test.QuickCheck.Instances()
 
 import Text.Parsec.Pos
-import Text.Parsec.Error (ParseError(..), Message(..), newErrorMessage)
+import Text.Parsec.Error (ParseError, Message(..), newErrorMessage)
+import Data.Time.LocalTime (ZonedTime (..))
+import Data.Eq (Eq(..))
+deriving instance Eq ZonedTime
 
 instance Arbitrary Message where
   arbitrary = do