babl: 0.1.52 -> 0.1.54

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools. This update was made based on information from https://repology.org/metapackage/babl/versions.

pkgs/development/libraries/babl/default.nix

@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "babl-0.1.52";
+  name = "babl-0.1.54";
 
   src = fetchurl {
     url = "https://ftp.gtk.org/pub/babl/0.1/${name}.tar.bz2";
-    sha256 = "0v7pkr3qd5jnn0pra88d90ixkl5h9ngg6w660nn1cgh4zjh19xs0";
+    sha256 = "01rad0sf9bkg7124qz5zdn08nl1q00yy5lg6ca3v053jblsg2asd";
   };
 
   doCheck = true;