Point to correct submodule omg

Author: JuliaPoo

Diff for: .github/workflows/array-api-tests.yml

@@ -53,7 +53,7 @@ jobs:
         repository: JuliaPoo/array-api-tests
         submodules: 'true'
         path: array-api-tests
-        ref: wip-topk-tests
+        ref: ci-wip-topk-tests
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with: