message: test: Fix intermittent error in mempool_reorg
diff: @@ -16,6 +16,12 @@ from test_framework.util import assert_equal, assert_raises_rpc_error
  class MempoolCoinbaseTest(BitcoinTestFramework):
  def set_test_params(self):
  self.num_nodes = 2
  + self.extra_args = [
  + [
  + '-whitelist=noban@127.0.0.1', # immediate tx relay
  + ],
  + []
  + ]
  def skip_test_if_missing_module(self):
  self.skip_if_no_wallet()
  @@ -67,6 +73,10 @@ class MempoolCoinbaseTest(BitcoinTestFramework):
  # Broadcast and mine 103_1:
  spend_103_1_id = self.nodes[0].sendrawtransaction(spend_103_1_raw)
  last_block = self.nodes[0].generate(1)
  + # Sync blocks, so that peer 1 gets the block before timelock_tx
  + # Otherwise, peer 1 would put the timelock_tx in recentRejects
  + self.sync_all()
  +
  # Time-locked transaction can now be spent
  timelock_tx_id = self.nodes[0].sendrawtransaction(timelock_tx)
  