Improve py-libp2p compatibility with Filecoin network behaviors

[seetadev]

Audit py-libp2p defaults against Filecoin node networking expectations

Compare connection lifecycle, stream limits, and peer scoring assumptions

Identify gaps vs go-libp2p usage in Filecoin
Outcome: Clear parity notes + suggested config changes or docs

Category: Filecoin Network Parity & Interop