refactoring: [Net Processing] Follow-ups to #21160#24692

Merged

fanquake merged 3 commits intobitcoin:masterfrom jnewbery:202202_21160_followups

Mar 30, 2022

+22-12

Commits on Mar 28, 2022

net_processing: move CNode data access out of lock
jnewbery
committed

Commits on Mar 29, 2022

[net processing] PushNodeVersion() takes a const Peer&
jnewbery
committed
[fuzz] Assert that Peer.m_tx_relay.m_relay_txs has been set correctly
jnewbery
committed