Update Python versions in CI workflow

Author: kafitzgerald

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ "ubuntu-latest", "macos-latest", "macos-14" ]
-        python-version: [ "3.9", "3.10", "3.11", "3.12", "3.13" ]
+        python-version: [ "3.10", "3.11", "3.12", "3.13", "3.14" ]
     steps:
       - name: checkout
         uses: actions/checkout@v6