python3Packages.tree-sitter-grammars: fix setup.py deprecation warning

{

  lib,

  stdenv,

  buildPythonPackage,

  setuptools,

  pytestCheckHook,

  tree-sitter,

  symlinkJoin,

buildPythonPackage {

  inherit version;

  pname = drvPrefix;

  pyproject = true;

  build-system = [ setuptools ];

  src = symlinkJoin {

    name = "${drvPrefix}-source";

        classifiers = [

          "Development Status :: 4 - Beta",

          "Intended Audience :: Developers",

          "License :: OSI Approved :: MIT License",

          "Topic :: Software Development :: Compilers",

          "Topic :: Text Processing :: Linguistic",

        ]

        requires-python = ">=3.8"

        license.text = "MIT"

        license = "MIT"

        readme = "README.md"

        [project.optional-dependencies]