build: Switch to Python 3.11 for build

Author: Alan Christie

.github/workflows/build.yaml

@@ -32,7 +32,7 @@ jobs:
     strategy:
       matrix:
         python-version:
-        - '3.10'
+        - '3.11'
     steps:
     - name: Checkout
       uses: actions/checkout@v4

setup.py

@@ -41,6 +41,7 @@
         "Intended Audience :: Developers",
         "License :: OSI Approved :: MIT License",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Topic :: System :: Installation/Setup",
         "Operating System :: POSIX :: Linux",
     ],