message: Fix clearblockstats for graphene stats
diff: @@ -579,7 +579,7 @@ UniValue clearblockstats(const UniValue &params, bool fHelp)
  if (IsThinBlocksEnabled())
  thindata.ClearThinBlockStats();
  - else if (IsGrapheneBlockEnabled())
  + if (IsGrapheneBlockEnabled())
  graphenedata.ClearGrapheneBlockStats();
  return NullUniValue;
  