Use Python 3.12 (Ubuntu 24.04 default)

Author: camille-004

.github/workflows/ci.yml

@@ -55,7 +55,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10"]
+        python-version: ["3.12"]
     steps:
       - name: Checkout repository
         uses: actions/checkout@v6