129/249: gnu: ghc-graphviz: Update to 2999.20.0.3.

[guix-commits]

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

commit d0e84de0081c2b828b77a16d11400111f7e83e7d
Author: Timothy Sample <address@hidden>
Date:   Thu Oct 31 10:31:44 2019 -0400

    gnu: ghc-graphviz: Update to 2999.20.0.3.
    
    * gnu/packages/haskell-xyz.scm (ghc-graphviz): Update to 2999.20.0.3.
---
 gnu/packages/haskell-xyz.scm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm
index 9e1d42e..065e293 100644
--- a/gnu/packages/haskell-xyz.scm
+++ b/gnu/packages/haskell-xyz.scm
@@ -4011,14 +4011,14 @@ programs.")
 (define-public ghc-graphviz
   (package
     (name "ghc-graphviz")
-    (version "2999.20.0.2")
+    (version "2999.20.0.3")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://hackage.haskell.org/package/";
                                   "graphviz/graphviz-" version ".tar.gz"))
               (sha256
                (base32
-                "0kj7ap0gnliviq2p8lscw1m06capnsa90vpvcys24nqy5nw2wrp7"))))
+                "04k26zw61nfv1pkd00iaq89pgsaiym0sf4cbzkmm2k2fj5xa587g"))))
     (build-system haskell-build-system)
     (inputs
      `(("ghc-quickcheck" ,ghc-quickcheck)