pip install in GHA workflows

Author: mistercrunch

.github/workflows/publish_docker.yml

@@ -36,5 +36,6 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -r local-requirements.txt
+        pip install -r requirements.txt
         pip install -e .
     - run: ./utils/docker/publish_docker.sh stable

.github/workflows/test_docker.yml

@@ -36,6 +36,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -r local-requirements.txt
+        pip install -r requirements.txt
         pip install -e .
     - name: Build Docker image
       run: bash utils/docker/build.sh --amd64 ${{ matrix.docker-image-variant }} playwright-python:localbuild-${{ matrix.docker-image-variant }}