112/257: gnu: ghc-contravariant: Update to 1.4.1.

[Ricardo Wurmus]

rekado pushed a commit to branch wip-haskell
in repository guix.

commit 1cc64b9d1d47df8e026ef47f9785aea5b5d4c4bd
Author: Timothy Sample <address@hidden>
Date:   Tue Aug 28 23:32:09 2018 -0400

    gnu: ghc-contravariant: Update to 1.4.1.
    
    * gnu/packages/haskell.scm (ghc-contravariant): Update to 1.4.1.
---
 gnu/packages/haskell.scm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 38bdd7c..d826f5d 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -4863,7 +4863,7 @@ just a @code{Semigroup} are added.")
 (define-public ghc-contravariant
   (package
     (name "ghc-contravariant")
-    (version "1.4")
+    (version "1.4.1")
     (source
      (origin
        (method url-fetch)
@@ -4873,7 +4873,7 @@ just a @code{Semigroup} are added.")
              ".tar.gz"))
        (sha256
         (base32
-         "117fff8kkrvlmr8cb2jpj71z7lf2pdiyks6ilyx89mry6zqnsrp1"))))
+         "1vfhk8c5cxmmakx7rflap1ipkx5q0j5vnlrcz7yz6y53kxhksgf9"))))
     (build-system haskell-build-system)
     (inputs
      `(("ghc-void" ,ghc-void)