iox-#1345 Inform the user about valid values for IOX_TESTING_ALLOW_LOG environment variable
iox-#1345 Inform the user about valid values for IOX_TESTING_ALLOW_LOG environment variable

eclipse-iceoryx/iceoryx,eclipse-iceoryx/iceoryx,eclipse-iceoryx/iceoryx,eclipse-iceoryx/iceoryx