Stop testing in 3.9, start testin in 3.14

Author: mondeja

.github/workflows/ci.yml

@@ -49,11 +49,11 @@ jobs:
       fail-fast: false
       matrix:
         py:
-          - 3.9
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
         platform:
           - ubuntu-latest
           - macos-latest