Remove one SSZ seralization layer from ping extensions + clean up rest of spec#359

Merged

KolbyML merged 1 commit intoethereum:masterfrom KolbyML:clean-up-ping-ext-one-less-layer

Jan 20, 2025

+26-20

Commits on Jan 20, 2025

Clean up rest of ping extensions to conform with simplified ping/pong message
KolbyML
committed