install requests

Author: vladak

.github/workflows/docker.yml

@@ -19,6 +19,8 @@ jobs:
     - uses: actions/setup-python@v4
       with:
         python-version: '3.10'
+    - name: Install Python pre-requisites
+      run: python3 -m pip install requests
     - name: Optionally update README on Docker hub
       env:
         OPENGROK_PULL_REQUEST: ${{ github.head_ref }}