Merge #13916: qa: wait_for_verack by default

fa5587fe71 qa: wait_for_verack by default (MarcoFalke)

Pull request description:

  This removes the need to do so manually every time a connection is added.

Tree-SHA512: a46c92cb4df41e30778b42b9fd3dcbd8d2d82aa7503d1213cb1c1165034f648d8caee01c292e2d87d05b0f71696996eef5be8a753f35ab49e5f66b0e3bf29f21

test/functional/p2p_invalid_block.py

@@ -28,7 +28,6 @@ class InvalidBlockRequestTest(BitcoinTestFramework):
         # Add p2p connection to node0
         node = self.nodes[0]  # convenience reference to the node
         node.add_p2p_connection(P2PDataStore())
-        node.p2p.wait_for_verack()
 
         best_block = node.getblock(node.getbestblockhash())
         tip = int(node.getbestblockhash(), 16)