message: fix: blank_template test
diff: @@ -766,6 +766,13 @@ fn test_blank_template() {
  blocks.push(block);
  }
  + let tx_pool = shared.tx_pool_controller();
  + let mut tx_pool_info = tx_pool.get_tx_pool_info().unwrap();
  + // // wait tx-pool sync with chain
  + while tx_pool_info.tip_number != 4 {
  + tx_pool_info = tx_pool.get_tx_pool_info().unwrap();
  + }
  +
  let tx0 = &blocks[0].transactions()[0];
  let tx1 = build_tx(tx0, &[0], 2);
  let tx2 = build_tx(&tx1, &[0], 2);
  @@ -777,7 +784,6 @@ fn test_blank_template() {
  let tx2_2 = build_tx(&tx2_1, &[0], 2);
  let tx2_3 = build_tx(&tx2_2, &[0], 2);
  - let tx_pool = shared.tx_pool_controller();
  let entries = vec![
  TxEntry::dummy_resolve(tx1, 0, Capacity::shannons(100), 100),
  TxEntry::dummy_resolve(tx2, 0, Capacity::shannons(100), 100),
  