Require py39 or newer (#129)

Require py38 or newer

Author: ssbarnea

pyproject.toml

@@ -8,7 +8,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 # https://peps.python.org/pep-0621/#readme
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 dynamic = ["version"]
 name = "molecule-plugins"
 description = "Molecule Plugins"
@@ -26,7 +26,6 @@ classifiers = [
   "Operating System :: MacOS",
   "Operating System :: POSIX",
   "Programming Language :: Python :: 3",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",