* test(#3610): pin top-level key hoisting above the codex managed block * fix(#3610): hoist surviving top-level keys above the codex managed block * chore(#3610): add changeset * fix(#3610): hoist to file scope (before the first table header) with reviewer-driven coverage * chore(#3610): backfill changeset pr number --------- Co-authored-by: sim <sim@local>