chore: pyproject.toml: dependencies = ["packaging>=24.0"] (#250)

Fixes: #249

pyproject.toml

@@ -12,8 +12,7 @@ description = "A fork of the GYP build system for use in the Node.js projects"
 readme = "README.md"
 license = { file="LICENSE" }
 requires-python = ">=3.8"
-# The Python module "packaging" is vendored in the "pylib/packaging" directory to support Python >= 3.12.
-# dependencies = ["packaging>=23.1"]  # Uncomment this line if the vendored version is removed.
+dependencies = ["packaging>=24.0"]
 classifiers = [
     "Development Status :: 3 - Alpha",
     "Environment :: Console",
@@ -29,7 +28,7 @@ classifiers = [
 ]
 
 [project.optional-dependencies]
-dev = ["flake8", "ruff == 0.4.3", "pytest"]
+dev = ["pytest", "ruff"]
 
 [project.scripts]
 gyp = "gyp:script_main"