Fix issues with quering from an auxiliary index that must refer back to the

PRIMARY KEY index of a WITHOUT ROWID table.

FossilOrigin-Name: cff1f55c52ff57557d9b728a5cd830a367091794

src/vdbe.c

@@ -4312,6 +4312,7 @@ case OP_RowData: {
   }
   pOut->enc = SQLITE_UTF8;  /* In case the blob is ever cast to text */
   UPDATE_MAX_BLOBSIZE(pOut);
+  REGISTER_TRACE(pOp->p2, pOut);
   break;
 }