p3.9 drop

Author: damian-krawczyk

setup.py

@@ -32,7 +32,6 @@
         "Programming Language :: Python :: 3.12",
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.10",
-        "Programming Language :: Python :: 3.9",
         "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
         "Operating System :: OS Independent",
         "Development Status :: 4 - Beta",