* Use active balance cache
* Feature flag and test
* Gazelle
* Fix fuzz
* Fix test
* Mix in validator count
* Update test to reflect validator count
* Add eth1 data block hash
* Fix assign
* Use eth1 data root
* Update active_balance_test.go
* Remove eth1 data root
* Remove eth1 data usage in tests
Co-authored-by: Raul Jordan <raul@prysmaticlabs.com>
