message: Fix reflect issue
diff: @@ -58,7 +58,7 @@ namespace eosio { namespace chain {
  FC_REFLECT(eosio::chain::block_header,
  (timestamp)(producer)(confirmed)(previous)
  (transaction_mroot)(action_mroot)
  - (producer)(schedule_version)(new_producers)(header_extensions))
  + (schedule_version)(new_producers)(header_extensions))
  FC_REFLECT_DERIVED(eosio::chain::signed_block_header, (eosio::chain::block_header), (producer_signature))
  FC_REFLECT(eosio::chain::header_confirmation, (block_id)(producer)(producer_signature) )
  