speed up electra attestation tests by 5x (#6563)

beacon_chain/rpc/rest_rewards_api.nim

@@ -8,11 +8,10 @@
 {.push raises: [].}
 
 import
-  std/[typetraits, sequtils, sets],
+  std/[typetraits, sets],
   stew/base10,
   chronicles, metrics,
   ./rest_utils,
-  ./state_ttl_cache,
   ../beacon_node,
   ../consensus_object_pools/[blockchain_dag, spec_cache, validator_change_pool],
   ../spec/[forks, state_transition]

tests/test_attestation_pool.nim

@@ -747,7 +747,8 @@ suite "Attestation pool electra processing" & preset():
       cfg = genesisTestRuntimeConfig(ConsensusFork.Electra)
       dag = init(
         ChainDAGRef, cfg,
-        makeTestDB(TOTAL_COMMITTEES * TARGET_COMMITTEE_SIZE*SLOTS_PER_EPOCH * 6, cfg = cfg),
+        makeTestDB(
+          TOTAL_COMMITTEES * TARGET_COMMITTEE_SIZE * SLOTS_PER_EPOCH, cfg = cfg),
         validatorMonitor, {})
       taskpool = Taskpool.new()
       verifier = BatchVerifier.init(rng, taskpool)
@@ -766,7 +767,6 @@ suite "Attestation pool electra processing" & preset():
         info,
         {}).isOk()
 
-
   test "Can add and retrieve simple electra attestations" & preset():
     let
       # Create an attestation for slot 1!