Electra alpha8 spec updates (#6496)

* Fix partial withdrawals count

* Remove get_active_balance

* Remove queue_entire_balance_and_reset_validator

* Switch to compounding when consolidating with source==target

* Queue deposit requests and apply them during epoch processing

* Fix ef tests

* Clear todos

* Fix engine api formatting issues

* Merge branch 'unstable' into electra-alpha7

* Make add_validator_to_registry more in line with the spec

* Address some review comments

* Cleanup

* Update initialize_beacon_state_from_eth1

* Merge branch 'unstable' into electra-alpha7

* Fix rpc decoding for blobs by range/root

* Fix block hash computation

* Fix process_deposits bug

* Merge branch 'unstable' into electra-alpha7

* Fix topup deposit processing bug

* Update builder api for electra

* Refactor mock builder to separate functionality

* Merge branch 'unstable' into electra-alpha7

* Address review comments

* Use copied for reference rather than cloned

* Optimise and simplify PendingDepositsContext::new

* Merge remote-tracking branch 'origin/unstable' into electra-alpha7

* Fix processing of deposits with invalid signatures

* Remove redundant code in genesis init

* Revert "Refactor mock builder to separate functionality"

This reverts commit 6d10456912.

* Revert "Update builder api for electra"

This reverts commit c5c9aca6db.

* Simplify pre-activation sorting

* Fix stale validators used in upgrade_to_electra

* Merge branch 'unstable' into electra-alpha7

testing/ef_tests/src/cases/epoch_processing.rs

@@ -86,7 +86,7 @@ type_name!(RewardsAndPenalties, "rewards_and_penalties");
 type_name!(RegistryUpdates, "registry_updates");
 type_name!(Slashings, "slashings");
 type_name!(Eth1DataReset, "eth1_data_reset");
-type_name!(PendingBalanceDeposits, "pending_balance_deposits");
+type_name!(PendingBalanceDeposits, "pending_deposits");
 type_name!(PendingConsolidations, "pending_consolidations");
 type_name!(EffectiveBalanceUpdates, "effective_balance_updates");
 type_name!(SlashingsReset, "slashings_reset");
@@ -193,7 +193,7 @@ impl<E: EthSpec> EpochTransition<E> for PendingBalanceDeposits {
             state,
             spec,
             SinglePassConfig {
-                pending_balance_deposits: true,
+                pending_deposits: true,
                 ..SinglePassConfig::disable_all()
             },
         )
@@ -363,7 +363,7 @@ impl<E: EthSpec, T: EpochTransition<E>> Case for EpochProcessing<E, T> {
         }
 
         if !fork_name.electra_enabled()
-            && (T::name() == "pending_consolidations" || T::name() == "pending_balance_deposits")
+            && (T::name() == "pending_consolidations" || T::name() == "pending_deposits")
         {
             return false;
         }