Merge branch 'TTF_T027' of https://forge.etsi.org/rep/mec/gs032p3-robot-test-suite into TTF_T027

MEC028/WAI/EXT_SUB/ExistingSubscription.robot

MEC028/WAI/EXT_SUB/jsons/CreateAssocStaSubscription.json

MEC028/WAI/MEAS/WaiMeasurement.robot

MEC028/WAI/MEAS/environment/variables.txt

MEC028/WAI/MEAS/jsons/MeasurementConfig.json

MEC028/WAI/MEAS/jsons/MeasurementConfigError.json

MEC028/WAI/MEAS/jsons/MeasurementConfigUpdate.json

MEC028/WAI/STA_INFO/WaiStaInfo.robot

MEC028/WAI/STA_INFO/environment/variables.txt

MEC028/WAI/STA_INFO/schemas/ProblemDetails.schema.json

MEC028/WAI/STA_INFO/schemas/StaInfo.schema.json

MEC028/WAI/SUB/WaiSubscription.robot

MEC028/WAI/SUB/environment/variables.txt

MEC028/WAI/SUB/jsons/AssocStaSubscription.json

MEC028/WAI/SUB/jsons/CreateAssocStaSubscription.json