Got rid of extra comma at the end of category class lists.
Got rid of extra comma at the end of category class lists.



Former-commit-id: c26180cfcece4d085f7118207fd82dee5bf5a814
julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine