origin_contributors: Use contributor_id instead of origin_id as key in deanonymized table
Because the main table already contains (origin_id, person_id) pairs, it is redundant to repeat every pair in this file.
cc @zack
Staging instance, all changes can be removed at any time
Because the main table already contains (origin_id, person_id) pairs, it is redundant to repeat every pair in this file.
cc @zack