github: remove *requirements.txt from tests.yaml

.github/workflows/tests.yaml

@@ -25,14 +25,7 @@ jobs:
         id: setup_python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.10'
-      - name: Cache virtual environment
-        uses: actions/cache@v3
-        with:
-          # We are hashing requirements-dev.txt and requirements-extra.txt which
-          # contain all dependencies needed to run the tests and examples.
-          key: venv-${{ runner.os }}-${{ steps.setup_python.outputs.python-version}}-${{ hashFiles('linux-py3.10-requirements.txt') }}-${{ hashFiles('dev-requirements.txt') }}
-          path: .venv
+          python-version: "3.10"
       - name: Install system packages
         run: sudo apt-get install -y portaudio19-dev
       - name: Setup virtual environment
@@ -42,7 +35,7 @@ jobs:
         run: |
           source .venv/bin/activate
           python -m pip install --upgrade pip
-          pip install -r linux-py3.10-requirements.txt -r dev-requirements.txt
+          pip install -r dev-requirements.txt
       - name: Test with pytest
         run: |
           source .venv/bin/activate