message: style-only: Remove redundant scope in *Chainstate
  I strongly recommend reviewing with the following git-diff flags:
  --ignore-space-change
diff: @@ -26,7 +26,6 @@ std::optional<ChainstateLoadingError> LoadChainstate(bool fReset,
  return fReset || fReindexChainState || chainstate->CoinsTip().GetBestBlock().IsNull();
  };
  - {
  LOCK(cs_main);
  chainman.InitializeChainstate(mempool);
  chainman.m_total_coinstip_cache = nCoinCacheUsage;
  @@ -121,7 +120,6 @@ std::optional<ChainstateLoadingError> LoadChainstate(bool fReset,
  return ChainstateLoadingError::ERROR_BLOCKS_WITNESS_INSUFFICIENTLY_VALIDATED;
  }
  }
  - }
  return std::nullopt;
  }
  @@ -138,7 +136,6 @@ std::optional<ChainstateLoadVerifyError> VerifyLoadedChainstate(ChainstateManage
  return fReset || fReindexChainState || chainstate->CoinsTip().GetBestBlock().IsNull();
  };
  - {
  LOCK(cs_main);
  for (CChainState* chainstate : chainman.GetAll()) {
  @@ -156,7 +153,6 @@ std::optional<ChainstateLoadVerifyError> VerifyLoadedChainstate(ChainstateManage
  }
  }
  }
  - }
  return std::nullopt;
  }
  