Eip6110 queue deposit requests (#14430)

* wip

* updating types and wip on functions

* renaming to MAX_PENDING_DEPOSITS_PER_EPOCH

* fixing linting and conversions

* adding queue deposit changes

* fixing test and cloning

* removing unneeded test based on update

* gaz

* wip apply pending deposit

* fixing replay test and adding apply pending deposit

* fixing setters test

* updating transition test

* changelog

* updating pending deposits

* fixing ProcessPendingDeposit unit tests

* gaz

* fixing cyclic dependencies

* fix visiblity

* missed adding the right signature verification

* adding point to infinity topup test

* adding apply pending deposit test

* making changes based on eip6110 changes

* fixing ineffassign

* gaz

* adding batched verifications sigs

* fixing broken type

* fixing proto

* updated consensus spec tests and fixed consensus bug tests

* testing readability improvement by avoiding ApplyPendingDeposit

* removing the boolean from apply pending deposit

* improve naming

* review comments and fixing a small bug using wrong variable

* fixing tests and skipping a test

* adding some test skips

* fixing bugs terence found

* adding test for batchProcessNewPendingDeposits

* gaz

* adding churn test

* updating spec tests to alpha.8

* adding pr to changelog

* addressing terence's comments

* Update beacon-chain/core/electra/validator.go

Co-authored-by: terence <terence@prysmaticlabs.com>

* adding tests for batch verify and rename some variables

* skipping tests , add them back in later

* skipping one more test

---------

Co-authored-by: terence <terence@prysmaticlabs.com>

testing/util/electra_state.go

@@ -209,7 +209,7 @@ func buildGenesisBeaconStateElectra(genesisTime uint64, preState state.BeaconSta
 		ExitBalanceToConsume:          helpers.ActivationExitChurnLimit(primitives.Gwei(tab)),
 		EarliestConsolidationEpoch:    helpers.ActivationExitEpoch(slots.ToEpoch(preState.Slot())),
 		ConsolidationBalanceToConsume: helpers.ConsolidationChurnLimit(primitives.Gwei(tab)),
-		PendingBalanceDeposits:        make([]*ethpb.PendingBalanceDeposit, 0),
+		PendingDeposits:               make([]*ethpb.PendingDeposit, 0),
 		PendingPartialWithdrawals:     make([]*ethpb.PendingPartialWithdrawal, 0),
 		PendingConsolidations:         make([]*ethpb.PendingConsolidation, 0),
 	}