refactor: remove unnecessary override

packages/valory/skills/market_manager_abci/rounds.py

@@ -21,7 +21,7 @@
 
 from abc import ABC
 from enum import Enum
-from typing import Dict, Optional, Set, Tuple, Type, cast
+from typing import Dict, Set, Tuple, Type, cast
 
 from packages.valory.skills.abstract_round_abci.base import (
     AbciApp,
@@ -97,19 +97,6 @@ class UpdateBetsRound(CollectSameUntilThresholdRound, MarketManagerAbstractRound
     collection_key = get_name(SynchronizedData.participant_to_bets_hash)
     synchronized_data_class = SynchronizedData
 
-    def end_block(self) -> Optional[Tuple[BaseSynchronizedData, Enum]]:
-        """Process the end of the block."""
-        res = super().end_block()
-        if res is None:
-            return None
-
-        synced_data, event = cast(Tuple[SynchronizedData, Enum], res)
-        if event != Event.FETCH_ERROR:
-            return res
-
-        synced_data.update(SynchronizedData, bets=synced_data.db.get("bets_hash", ""))
-        return synced_data, event
-
 
 class FinishedMarketManagerRound(DegenerateRound, ABC):
     """A round that represents MarketManager has finished"""