rucio: init at 32.8.6

pkgs/by-name/ru/rucio/package.nix

···
+{ python3Packages }:
+
+with python3Packages;
+
+toPythonApplication rucio

pkgs/top-level/all-packages.nix

···
     pythonPackages = python3Packages;
   };
 
+  rucio = callPackage ../by-name/ru/rucio/package.nix {
+    # Pinned to python 3.12 while python313Packages.future does not evaluate and
+    # until https://github.com/CZ-NIC/pyoidc/issues/649 is resolved
+    python3Packages = python312Packages;
+  };
+
   rubocop = rubyPackages.rubocop;
 
   ruby-lsp = rubyPackages.ruby-lsp;