Update to python 3.13 ci-tests.yml

Author: HaleySchuhl

.github/workflows/ci-tests.yml

@@ -14,7 +14,7 @@ jobs:
         runs-on: ${{ matrix.os }}
         strategy:
           matrix:
-            python-version: ["3.11"]
+            python-version: ["3.13"]
             os: [ubuntu-latest]
         env:
           OS: ${{ matrix.os }}