update build workflow

Author: ceciliastevens

.github/workflows/build.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        python: ['3.10', '3.11', '3.12', '3.13', '3.14' ]
     steps:
       - uses: actions/checkout@v3
       - name: Setup Python ${{ matrix.python }}