Update SU2_CFD/src/numerics/CNumerics.cpp

Co-authored-by: Pedro Gomes <38071223+pcarruscag@users.noreply.github.com>

Author: Cristopher-Morales

SU2_CFD/src/numerics/CNumerics.cpp

@@ -54,7 +54,7 @@ CNumerics::CNumerics(unsigned short val_nDim, unsigned short val_nVar,
   Prandtl_Lam = config->GetPrandtl_Lam();
   Prandtl_Turb = config->GetPrandtl_Turb();
   Gas_Constant = config->GetGas_ConstantND();
-  energy_multicomponent = ((config->GetKind_FluidModel() == FLUID_MIXTURE) && (config->GetEnergy_Equation()));
+  energy_multicomponent = config->GetKind_FluidModel() == FLUID_MIXTURE && config->GetEnergy_Equation();
 
   tau = new su2double* [nDim];
   for (iDim = 0; iDim < nDim; iDim++)