* Migrate Prysm repo to Offchain Labs organization ahead of Pectra upgrade v6
* Replace prysmaticlabs with OffchainLabs on general markdowns
* Update mock
* Gazelle and add mock.go to excluded generated mock file
* remove shared network and ip util
* forkutil
* gaz
* build
* gaz
* nogo
* genrule
* gaz
Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>