fix typo

.github/workflows/tests.yml

@@ -40,6 +40,11 @@ jobs:
             - name: Checkout repository
               uses: actions/checkout@v4
 
+            -   name: Set up Python 3.13
+                uses: actions/setup-python@v5
+                with:
+                    python-version: 3.13
+
             - name: Install dependencies
               run: |
                   python -m pip install uv