bump mypy python version

Author: craigbarratt

setup.cfg

@@ -11,7 +11,7 @@ classifier =
     Intended Audience :: Developers
     License :: OSI Approved :: Apache Software License
     Operating System :: OS Independent
-    Programming Language :: Python :: 3.12
+    Programming Language :: Python :: 3.13
     Topic :: Home Automation
 
 [tool:pytest]
@@ -60,7 +60,7 @@ forced_separate = tests
 combine_as_imports = true
 
 [mypy]
-python_version = 3.12
+python_version = 3.13
 ignore_errors = true
 follow_imports = silent
 ignore_missing_imports = true