Add 3.13 to nox

Author: rayokota

noxfile.py

@@ -37,7 +37,7 @@ def build_and_check_dists(session):
     session.run("python", "-m", "twine", "check", "dist/*")
 
 
-@nox.session(python=["3.9", "3.10", "3.11", "3.12"])
+@nox.session(python=["3.9", "3.10", "3.11", "3.12", "3.13"])
 def tests(session):
     session.install("pytest")
     session.install("pytest-asyncio")