fix: https://app.zenhub.com/workspaces/iaticloud-5b8e865bb2cc7b6c78ece322/issues/zimmerman-zimmerman/iati.cloud/2103
fix: https://app.zenhub.com/workspaces/iaticloud-5b8e865bb2cc7b6c78ece322/issues/zimmerman-zimmerman/iati.cloud/2103

A single participating-org is output where many are present in published file

zimmerman-zimmerman/OIPA,openaid-IATI/OIPA,zimmerman-zimmerman/OIPA,openaid-IATI/OIPA,openaid-IATI/OIPA,zimmerman-zimmerman/OIPA,zimmerman-zimmerman/OIPA,openaid-IATI/OIPA,openaid-IATI/OIPA,zimmerman-zimmerman/OIPA