Fix missing input declarations in OrdersEA_Smart_Grid

Added missing input variables:
- input int EquityFactorPercent= 0;
- input int LotsFactorPercent= 0;

These were referenced in CalcLots() function but not declared.

OrdersEA_Smart_Grid.mq5

@@ -53,6 +53,8 @@ input string    OpenNewTrades="Y";
 input bool      Opposite= false;
 input int       TakeProfitLevelPercent= 50;
 input int       TakeProfitLevelDollarAmount= 2000;
+input int       EquityFactorPercent= 0;
+input int       LotsFactorPercent= 0;
 input int       BaseEquity= 10000;
 input bool      Master= false;
 input bool      DiagnosticModeOn= false;