Improved coverage

.gitlab-ci.yml

dbrepo-analyse-service/tests/conftest.py

dbrepo-analyse-service/tests/s3_config.json

dbrepo-analyse-service/tests/test_determine_dt.py

dbrepo-analyse-service/tests/test_determine_pk.py

dbrepo-analyse-service/tests/test_s3_client.py

dbrepo-auth-service/init/tests/conftest.py

dbrepo-auth-service/init/tests/test_integration_app.py

dbrepo-auth-service/init/tests/test_unit_app.py

lib/python/.coveragerc

lib/python/dbrepo/api/dto.py

lib/python/tests/test_unit_rest_client.py

lib/python/tests/test_unit_view.py