refactor(verify): keep the literal .reference read beside the alias list

`relationTarget`'s subject is WHICH KEY it reads, stated at length in its own
docblock, so the read stays greppable in the function body and only the shape
judgment moves to the arbiter — the same form the lint readers use.

Claude-Session: https://claude.ai/code/session_019srGWGCBBCBHqcDoRZpQRh
Co-authored-by: Claude <noreply@anthropic.com>

Author: claude

packages/verify/src/derive.ts

@@ -142,7 +142,10 @@ function relationTarget(f: any): string | null {
   // and never learn the carrier was the reason. Absence keeps its answer —
   // `undefined` / `null` / `''` all become `null` here, exactly as before, and
   // the report line about an absent target is still a report line.
-  const ref = referenceCarrierOf(f, 'verify deriveCrudCases relationTarget');
+  // The literal `.reference` read stays in the argument, so this function's
+  // subject — WHICH KEY it reads — is still greppable here beside
+  // {@link REJECTED_REFERENCE_ALIASES}; only the shape judgment moves out.
+  const ref = referenceCarrierOf({ reference: f?.reference }, 'verify deriveCrudCases relationTarget');
   return ref ?? null;
 }