Maintaining up to 100000 INVs per peer is excessive, as that is far more
than fits in a typical mempool.
Also disable the "overload" penalty for PF_RELAY peers.
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Partial backport of core#19988
https://github.com/bitcoin/bitcoin/pull/19988/commits/de11b0a4eff20da3e3ca52dc90948b5253d329c5
Depends on D9539