* 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
* new type for tests where errors are only logged
* StreamHandler waits for write loop exit
* add test case for writer timeout
* add changelog
* add missing file
* logging fix
* fix logging test to allow info logs
* naming/comments; make response controller private
* simplify cancel defers
* fix typo in test file name
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Co-authored-by: Kasey Kirkham <kasey@users.noreply.github.com>
