style(FUTXORepository.cs): remove extra whitespace for cleaner code f…

…ormat

src/Data/Repositories/FUTXORepository.cs

@@ -137,7 +137,7 @@ public async Task<List<FMUTXO>> GetLockedUTXOs(int? ignoredWalletWithdrawalReque
                                 x.Status == ChannelOperationRequestStatus.OnChainConfirmationPending)
                     .SelectMany(x => x.Utxos).ToListAsync();
             }
-            
+
             var result = walletWithdrawalRequestsLockedUTXOs.Union(channelOperationRequestsLockedUTXOs).ToList();
 
             return result;