Update package classifiers (#284)

Author: karthiknadig

packages/python/pyproject.toml

@@ -17,13 +17,15 @@ maintainers = [
   { name = "Karthik Nadig", email = "kanadig@microsoft.com" },
 ]
 classifiers = [
-  "Development Status :: 3 - Alpha",
+  "Development Status :: 5 - Production/Stable",
   "License :: OSI Approved :: MIT License",
   "Programming Language :: Python",
   "Programming Language :: Python :: 3.7",
   "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: PyPy",
 ]