ci: include python versions 3.9, 3.10 and 3.11

Author: d3cryptofc

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
         poetry-version: ["1.8.3"]
         os: [ubuntu-latest]