Update version compatability list

Author: Andrew Yang

setup.py

@@ -111,9 +111,9 @@ def getversioncfg():
         'Operating System :: POSIX',
         'Operating System :: Unix',
         'Programming Language :: Python :: 2.7',
-        'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12',
         'Topic :: Scientific/Engineering :: Physics',
     ],
 )