increase trusted node sync state download timeout to 3 minutes (#6969)

Author: tersec

beacon_chain/trusted_node_sync.nim

@@ -15,15 +15,14 @@ import
   ./spec/eth2_apis/rest_beacon_client,
   ./spec/[beaconstate, eth2_merkleization, forks, light_client_sync,
           network, presets,
-          state_transition, deposit_snapshots],
-  "."/[beacon_chain_db, era_db]
+          state_transition, deposit_snapshots]
 
 from presto import RestDecodingError
 from "."/beacon_clock import
   BeaconClock, fromFloatSeconds, getBeaconTimeFn, init
 
 const
-  largeRequestsTimeout = 120.seconds # Downloading large items such as states.
+  largeRequestsTimeout = 3.minutes  # Downloading large items such as states.
   smallRequestsTimeout = 30.seconds # Downloading smaller items such as blocks and deposit snapshots.
 
 proc fetchDepositSnapshot(