use absolute path

Author: saimanikant

.github/workflows/tests.yml

@@ -49,7 +49,7 @@ jobs:
       
       - name: Start HPS services
         id: hps-services
-        uses: ./.github/actions/hps_services
+        uses: ansys/pyhps/.github/actions/hps_services@main
         with:
           token: ${{ secrets.PYANSYS_CI_BOT_TOKEN }}
           ghcr-username: ${{ secrets.PYANSYS_CI_BOT_USERNAME }}