Merge remote-tracking branch 'origin/ci-nrue-test' into integration_2023_w27

ci-scripts/Jenkinsfile-GitLab-Container

ci-scripts/Jenkinsfile-nrue

ci-scripts/ci_ueinfra.yaml

ci-scripts/cls_cluster.py

ci-scripts/cls_containerize.py

ci-scripts/cls_oaicitest.py

ci-scripts/conf_files/gnb.sa.band78.106prb.n310.7ds2u.conf

ci-scripts/main.py

ci-scripts/xml_files/container_sa_n310_nrue.xml

ci-scripts/xml_files/container_sa_n310_nrue_cleanup.xml

ci-scripts/yaml_files/5g_sa_n310_gnb/docker-compose.yml

ci-scripts/yaml_files/5g_sa_n310_nrue/docker-compose.yml

doc/TESTBenches.md

doc/testbenches_doc_resources/5g-nrue-bench.pdf

doc/testbenches_doc_resources/5g-nrue-bench.png

doc/testbenches_doc_resources/5g-nrue-bench.tex

doc/testbenches_doc_resources/openshift.png