ci: remove poetry

Issue #71

Author: iacopy

.github/workflows/ci.yml

@@ -25,8 +25,6 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install just
       uses: extractions/setup-just@v1
-    - name: Install poetry
-      uses: abatilo/actions-poetry@v2
     - name: Install dependencies
       run: |
         just install