Effects: Basic: LANGUAGE: rm unused MultiParamTypeClasses

Author: Anton-Latukha

src/Nix/Effects/Basic.hs

@@ -4,7 +4,6 @@
 {-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE LambdaCase #-}
-{-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 {-# LANGUAGE TupleSections #-}