Add os dependencies to CI

.github/workflows/ci.yml

@@ -23,6 +23,7 @@ jobs:
         with:
           python-version: ${{matrix.python-version}}
           cache: pip
+      - run: apt-get update && apt-get install -y libldap2-dev libsasl2-dev libssl-dev
       - name: Install dependencies
         run: pip install -r dev-requirements.txt && pip install -e .