Update push.yml

.github/workflows/push.yml

@@ -26,7 +26,8 @@ jobs:
           cache: 'poetry'
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade pip poetry
+          python -m pip install --upgrade pip
+          python -m pip install poetry
           poetry install
       - name: Test with pytest
         run: poetry run pytest