Update python versions

Author: justinchuby

.github/workflows/ci.yml

@@ -73,7 +73,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest]
-        python_version: ["3.8", "3.9", "3.10", "3.11"]
+        python_version: ["3.9", "3.10", "3.11", "3.12"]
 
     runs-on: ${{ matrix.os }}
     steps: