Update lib/Echidna/Transaction.hs

Co-authored-by: Emilio López <[email protected]>

Author: gustavo-grieco

lib/Echidna/Transaction.hs

@@ -158,7 +158,6 @@ mutateTx tx = pure tx
 regenTx :: MonadRandom m => Tx -> m Tx
 regenTx tx@Tx{call = SolCall c} = do
   mutateAllAbiCall c >>= \c' -> pure tx { call = SolCall c' }
-
 regenTx tx = pure tx
 
 -- | Given a 'Transaction', set up some 'VM' so it can be executed. Effectively, this just brings