Don't cache the deps.

.github/workflows/tests.yml

@@ -25,13 +25,5 @@ jobs:
           version: 1.2.1
           virtualenvs-create: true
           virtualenvs-in-project: true
-      - name: cache deps
-        id: cache-deps
-        uses: actions/cache@v3
-        with:
-          path: .venv
-          key: pydeps-${{ matrix.python-version }}-${{ hashFiles('**/poetry.lock') }}
-      - run: poetry install --no-interaction --no-root
-        if: steps.cache-deps.outputs.cache-hit != 'true'
       - run: poetry install --no-interaction
       - run: poetry run pytest