refactor: rm dhttypes.nim

[Ben-PH]

The original intent of this file was to model the required constraints in the type system through patterns such as the typestate pattern, however this does not fit into ergonomic or idiomatic nim cod, and so this idea has been abandoned.

[github-actions]

🏁 Performance Summary

Commit: 975cac759a5737d34aa952249d7bacefdb394874

Scenario	Nodes	Total messages sent	Total messages received	Latency min (ms)	Latency max (ms)	Latency avg (ms)
Base test	10	100	900	0.349	2.370	1.035
Low Bandwidth rate 256kbit burst 8kbit limit 5000	10	100	900	0.318	32.259	4.868
Packet Reorder 15% 40% with 2ms delay	10	100	900	0.283	5.788	2.874
Queue Limit 5	10	100	900	0.278	2.364	1.026
Latency 100ms 20ms	10	100	900	43.373	209.022	114.034
Burst Loss 8% 30%	10	100	900	0.322	2.461	1.048
Duplication 2%	10	100	900	0.325	2.542	1.092
Corruption 0.5%	10	100	900	0.305	2.258	1.034
Packet Loss 5%	10	100	900	0.294	2.460	1.042
Combined Network Conditions	10	100	900	0.277	280.194	124.490

📊 View Latency History and full Container Resources in the Workflow Summary