fixup! rework dev dependencies management

no need for setup.* files. used to migrate two tools:
`setuptools-py2cfg >>setup.cfg`
then
`ini2toml setup.cfg >> pyproject.toml`

pyproject.toml

@@ -1,10 +1,62 @@
 # Only a configuration storage, for now
 [build-system]
-requires = ["setuptools"]
+requires = ["setuptools>=61.2"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "pylint-pytest"
+version = "1.1.7"
+authors = [{name = "Stavros Ntentos", email = "[email protected]"}]
+license = {text = "MIT"}
+description = "A Pylint plugin to suppress pytest-related false positives."
+keywords = ["pylint", "pytest", "plugin"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Intended Audience :: Developers",
+    "Topic :: Software Development :: Testing",
+    "Topic :: Software Development :: Quality Assurance",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: Implementation :: CPython",
+    "Operating System :: OS Independent",
+    "License :: OSI Approved :: MIT License",
+]
+requires-python = ">=3.8"
+dependencies = [
+    "pylint>=2,<4",
+    "pytest>=4.6",
+]
+
+[project.readme]
+file = "README.md"
+content-type = "text/markdown"
+
+[project.urls]
+Homepage = "https://github.com/pylint-dev/pylint-pytest"
+Changelog = "https://github.com/pylint-dev/pylint-pytest/blob/master/CHANGELOG.md"
+Documentation = "https://github.com/pylint-dev/pylint-pytest#readme"
+"Say Thanks!" = "https://saythanks.io/to/stdedos"
+Source = "https://github.com/pylint-dev/pylint-pytest"
+Tracker = "https://github.com/pylint-dev/pylint-pytest/issues"
+
 
 [tool.aliases]
 test = "pytest"
 
+[tool.setuptools]
+include-package-data = false
+
+[tool.setuptools.packages.find]
+exclude = [
+    "tests*",
+    "sandbox",
+]
+namespaces = false
+
 [tool.black]
 line-length = 100