Job ID is not set correctly during EDIFACT mapping

Overview: Job ID is not a part of compPO or ediExportConfig model so it's not set when mapping our models to EDIFACT format.
Steps to Reproduce:

1. Get any export job to run
2. Open EDI file and check the number at the end of UNB line and the beginning of UNH line

Expected Results: Job ID generated by mod-data-export-spring is present at the end of UNB line and at the beginning of UNH line
Actual Results: Spring JobInstanceId is present instead, which is not unique between files and is unrelated to our Job ID
Additional Information: Possible solution is to add Job ID to ediExportConfig so that it's available at mod-export-worker during the mapping.
Interested parties: