chore: update CI workflow to test multiple Python versions (3.11.0, 3.12.0, 3.13.0)

Author: ya7010

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.11.9']
+        python-version: ['3.11.0', '3.12.0', '3.13.0']
 
     steps:
     - uses: actions/checkout@v4