libyaml: 0.2.3 -> 0.2.4

pkgs/development/libraries/libyaml/default.nix

···
 
 stdenv.mkDerivation rec {
   pname = "libyaml";
-  version = "0.2.3";
+  version = "0.2.4";
 
   src = fetchFromGitHub {
     owner = "yaml";
     repo = "libyaml";
     rev = version;
-    sha256 = "0a7n575rmm1xkz0sn455rzapm1w9mgqjk29hbmzp53zddqkphvsm";
+    sha256 = "04z25mvw86jhzyrj0h8mlgisvj9glc5ww9g0cymzjfsd7z33gnmy";
   };
 
   nativeBuildInputs = [ autoreconfHook ];