[pyproject.toml] Define the license using setuptools as builder

Author: Pierre-Sassoulas

pyproject.toml

@@ -1,3 +1,10 @@
+[build-system]
+requires = ["setuptools>=66.1"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools]
+license-files = ["LICENSE"]
+
 [project]
 name = "pylint-pytest"
 version = "1.1.3"
@@ -10,7 +17,6 @@ maintainers = [
 ]
 description = "A Pylint plugin to suppress pytest-related false positives."
 readme      = "README.md"
-license = "MIT"
 classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Developers",