debug: camara ofc25 e2e test

- target files' path fixed
- app_name hardcoded
- json content of responses extracted
- target-full-ietf-slice.json moved to src/tests/of25/data
- descriptor validation in test_onboarding phase deactivated
- tfs_runtime_env_vars.sh mounted in ofc25's docker container
- slice component deployment added to deploy_specs.sh
- components' client directory added to the image
- new requirements added to the requirements.in of ofc25