Add two more trove classifiers

Author: WhyNotHugo

pyproject.toml

@@ -25,10 +25,12 @@ classifiers = [
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Topic :: Internet",
+    "Topic :: Office/Business :: Scheduling",
     "Topic :: Utilities",
 ]
 dependencies = [