Move poetry to 2.1.1

Author: ponyisi

.github/workflows/ci.yaml

@@ -25,7 +25,7 @@ jobs:
     - name: Install poetry
       uses: abatilo/actions-poetry@v2
       with:
-        poetry-version: 1.2.2
+        poetry-version: 2.1.1
     - name: Install dependencies
       run: |
         poetry install --no-root --with=test