Changes to Retrieve test versions

removed the optional property journeys from the response with the 200 status

added the optional property mobile_platform to the response with the 200 status

added the optional property versions/items/agent_session_id to the response with the 200 status

added the optional property versions/items/mobile_training_info to the response with the 200 status

added the optional property journeys/items/allOf[#/components/schemas/TestVersion]/allOf[subschema #2]/objective/gap to the response with the 200 status

added the optional property journeys/items/allOf[#/components/schemas/TestVersion]/allOf[subschema #2]/objective/state to the response with the 200 status

added the optional property journeys/items/allOf[#/components/schemas/TestVersion]/allOf[subschema #2]/objective to the response with the 200 status

added the new condition enum value to the journeys/items/allOf[#/components/schemas/TestVersion]/allOf[subschema #2]/flow_configuration/additionalProperties/iterations/iteration_type response property for the response status 200

added the new condition enum value to the journeys/items/allOf[#/components/schemas/TestVersion]/allOf[subschema #2]/iterations/additionalProperties/iteration_type response property for the response status 200

added the optional property journeys/items/allOf[#/components/schemas/TestVersion]/allOf[subschema #2]/flow_configuration/additionalProperties/iterations/iteration_condition to the response with the 200 status

added the optional property journeys/items/allOf[#/components/schemas/TestVersion]/allOf[subschema #2]/iterations/additionalProperties/iteration_condition to the response with the 200 status

added the optional property journeys/items/allOf[#/components/schemas/TestVersion]/allOf[#/components/schemas/Variant]/merged_from_branch to the response with the 200 status