Fixing the CI to support Python 3.11

Author: lmbelo

setup.py

@@ -81,7 +81,7 @@ def get_release_version():
   license="Other/Proprietary License",
   license_files=["LICENSE.md"],
   url="https://github.com/Embarcadero/DelphiVCL4Python",
-  python_requires=">=3.7",
+  python_requires=">=3.6",
   packages=[pkgname],
   package_data={pkgname: pkgdata},
   classifiers=[