Fix poetry action

Author: mraspaud

.github/workflows/ci.yaml

@@ -26,7 +26,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Install Poetry
-        uses: abatilo/actions-poetry@v2.0.0
+        uses: abatilo/actions-poetry@v4.0.0
         with:
           poetry-version: 1.1.11