Build docs with Python 3.12 and Ubuntu 24.04

This way it supports the newest Sphinx version

Author: sliverc

.github/workflows/tests.yml

@@ -44,10 +44,10 @@ jobs:
         tox-env: ["black", "lint", "docs"]
     steps:
       - uses: actions/checkout@v2
-      - name: Set up Python 3.10
+      - name: Set up Python 3.12
         uses: actions/setup-python@v2
         with:
-          python-version: "3.10"
+          python-version: "3.12"
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip

.readthedocs.yaml

@@ -1,9 +1,9 @@
 version: 2
 
 build:
-  os: "ubuntu-22.04"
+  os: "ubuntu-24.04"
   tools:
-    python: "3.10"
+    python: "3.12"
 
 sphinx:
   configuration: docs/conf.py