style-only: Remove whitespace

Can be reviewed with --ignore-all-space

src/net_processing.cpp

@@ -1596,7 +1596,6 @@ void PeerManagerImpl::ProcessGetBlockData(CNode& pfrom, Peer& peer, const CInv&
     if (!(pindex->nStatus & BLOCK_HAVE_DATA)) {
         return;
     }
-    {
     std::shared_ptr<const CBlock> pblock;
     if (a_recent_block && a_recent_block->GetHash() == pindex->GetBlockHash()) {
         pblock = a_recent_block;
@@ -1679,7 +1678,6 @@ void PeerManagerImpl::ProcessGetBlockData(CNode& pfrom, Peer& peer, const CInv&
             peer.m_continuation_block.SetNull();
         }
     }
-    }
 }
 
 CTransactionRef PeerManagerImpl::FindTxForGetData(const CNode& peer, const GenTxid& gtxid, const std::chrono::seconds mempool_req, const std::chrono::seconds now)