Merge branch 'rh_ci_fr1' of https://gitlab.eurecom.fr/oai/openairinterface5g into rh_ci_fr1

doc/TESTBenches.md

doc/TESTING_GNB_W_COTS_UE.md

doc/testbenches_doc_resources/benches.vsdx

doc/testbenches_doc_resources/indoor_live.jpg

doc/testbenches_doc_resources/legacy1.jpg

doc/testbenches_doc_resources/legacy2.jpg

doc/testbenches_doc_resources/live_network.jpg

doc/testbenches_doc_resources/multi_rru.jpg

doc/testbenches_doc_resources/next_ci.jpg

doc/testbenches_doc_resources/next_dev.jpg

doc/testbenches_doc_resources/outdoor_live.jpg