Update pyproject.toml

Author: eadwinCode

pyproject.toml

@@ -33,6 +33,7 @@ classifiers = [
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3 :: Only",
     "Framework :: AsyncIO",
     "Topic :: Internet :: WWW/HTTP :: HTTP Servers",