mappings/VegCore-VegBIEN.csv: Don't populate taxonlabel.creator_id using identifiedBy, because that was meant for creating a taxonconcept when the accordingTo was not specified, but taxonconcepts are now modeled differently using a taxonconcept subclass of taxonlabel with a concept_reference_id
mappings/VegCore-VegBIEN.csv: Don't populate taxonlabel.creator_id using identifiedBy, because that was meant for creating a taxonconcept when the accordingTo was not specified, but taxonconcepts are now modeled differently using a taxonconcept subclass of taxonlabel with a concept_reference_id