chore(ci): use python 3.13 by default (#1562)

Author: jamagalhaes

.github/workflows/build-and-test.yml

@@ -163,7 +163,7 @@ jobs:
       - uses: actions/checkout@v5
       - uses: ./.github/actions/install-python-and-uv
         with:
-          PYTHON_VERSION: "3.12"
+          PYTHON_VERSION: "3.13"
       - uses: ./.github/actions/install-canvas
 
       - name: Test plugin ${{ matrix.plugin }}