[#31665] adapt unittest for CI configuration

.gitlabci/gitlab-ci-pleiade.yml

.gitlabci/prepare.sh

.gitlabci/test.sh

lib/aslint/config.py

lib/repository_api/__init__.py

lib/repository_api/ui_config.py

makefile

share/test/env_test.sh

share/test/test_api/test_docaster.py

share/test/test_api/test_project.py

share/test/test_api/test_rex.py

share/test/test_aslint/cxx_samples.py

share/test/test_aslint/fortran_samples.py

share/test/test_aslint/py_samples.py

share/test/test_aslint/test_aslint.py

share/test/test_aslint/test_aslint_messages.py

share/test/test_aslint/test_check_files.py

share/test/test_aslint/test_cxx_source.py

share/test/test_aslint/test_fortran.py

share/test/test_aslint/test_fortran_code.py