[5.0.3] P2P: Resolve on reconnect

[heifner]

Resolve address on reconnect. (Take 2, See #2408)

Instead of:

info  2024-09-25T21:50:50.686 net-1     net_plugin.cpp:2797           operator()           ] connection failed to p2p.telos-bad.zenblocks.io:9876, Element not found
info  2024-09-25T21:50:50.686 net-1     net_plugin.cpp:1461           _close               ] ["p2p.telos-bad.zenblocks.io:9876" - 1 <unknown>:<unknown>] closing

Now you get:

warn  2024-09-25T21:42:48.642 net-0     net_plugin.cpp:4524           operator()           ] Unable to resolve p2p.telos-bad.zenblocks.io:9876 Host not found (authoritative)

This takes a different approach than #2408. This approach is closer to Leap 4.0 approach to connection lifetime although it does keep the connections_manager added in Leap 5.0.

Backport of AntelopeIO/spring#853

[ericpassmore]

Note:start
category: Other
component: P2P
summary: When reconnecting using the net plugin resolve endpoint.
Note:end

[heifner]

Not backporting fix.