guile-config: remove package

Already available on nixpkgs.

pkgs/default.nix

@@ -15,7 +15,6 @@ let
       distant = callPackage ./distant.nix { };
       gnome-search-provider-recoll =
         callPackage ./gnome-search-provider-recoll.nix { };
-      guile-config = callPackage ./guile-config.nix { };
       hush-shell = callPackage ./hush-shell.nix { };
       ictree = callPackage ./ictree.nix { };
       kiwmi = callPackage ./kiwmi { };

pkgs/guile-config.nix

@@ -1,35 +0,0 @@
-{ stdenv
-, lib
-, guile_3_0
-, fetchFromGitLab
-, autoreconfHook
-, pkg-config
-, texinfo
-}:
-
-stdenv.mkDerivation rec {
-  pname = "guile-config";
-  version = "0.5.0";
-
-  src = fetchFromGitLab {
-    owner = "a-sassmannshausen";
-    repo = pname;
-    rev = version;
-    sha256 = "sha256-8Ma2pzqR8il+8H6WVbYLpKBk2rh3aKBr1mvvzdpCNPc=";
-  };
-
-  nativeBuildInputs = [ pkg-config autoreconfHook texinfo ];
-  propagatedBuildInputs = [ guile_3_0 ];
-
-  postConfigure = ''
-    sed -i '/moddir\s*=/s%=.*%=''${out}/share/guile/site%' Makefile
-    sed -i '/godir\s*=/s%=.*%=''${out}/share/guile/ccache%' Makefile
-    sed -i '/ccachedir\s*=/s%=.*%=''${out}/share/guile/ccache%' Makefile
-  '';
-
-  meta = with lib; {
-    description = "Library for a declarative approach for configuration";
-    homepage = "https://gitlab.com/a-sassmannshausen/guile-config";
-    license = licenses.gpl3Only;
-  };
-}