Update pytest action reference in workflows

Co-authored-by: LeAndre <lcjunior1220@gmail.com>

Author: TemporarilySpooky

.github/workflows/pytest.yml

@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Run matrix pytest action
-        uses: ./action.yml
+        uses: ./
         with:
           python-version: ${{ matrix.python-version }}
           file: ${{ matrix.python-file }}