bibata-cursors: move to `pkgs/by-name`

pkgs/data/icons/bibata-cursors/default.nix pkgs/by-name/bi/bibata-cursors/package.nix

···
 , fetchFromGitHub
 , fetchurl
 , clickgen
-, attrs
+, python3Packages
 }:
 
 stdenvNoCC.mkDerivation rec {
···
     sha256 = "zCk7qgPeae0BfzhxxU2Dk1SOWJQOxiWyJuzH/ri+Gq4=";
   };
 
-  buildInputs = [ clickgen attrs ];
+  buildInputs = [ clickgen python3Packages.attrs ];
 
   buildPhase = ''
     ctgen build.toml -p x11 -d 'bitmaps/Bibata-Modern-Amber' -n 'Bibata-Modern-Amber' -c 'Yellowish and rounded edge bibata cursors.'

pkgs/top-level/all-packages.nix

···
 
   bgnet = callPackage ../data/documentation/bgnet { };
 
-  bibata-cursors = callPackage ../data/icons/bibata-cursors { attrs = python3Packages.attrs; };
   bibata-extra-cursors = callPackage ../data/icons/bibata-cursors/extra.nix { };
   bibata-cursors-translucent = callPackage ../data/icons/bibata-cursors/translucent.nix { };