Test with 3.12 and no longer with 3.8

Author: peterbe

.github/workflows/python.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.8, 3.9, "3.10", "3.11"]
+        python-version: [3.9, "3.10", "3.11", "3.12"]
 
     steps:
       - uses: actions/checkout@v4