remove unused vars

Signed-off-by: jtneedels <jneedels@stanford.edu>

Author: jtneedels

SU2_CFD/include/solvers/CFVMFlowSolverBase.inl

@@ -2392,7 +2392,7 @@ void CFVMFlowSolverBase<V, FlowRegime>::Friction_Forces(const CGeometry* geometr
 
   unsigned long iVertex, iPoint, iPointNormal;
   unsigned short iMarker, iMarker_Monitoring, iDim, jDim;
-  unsigned short T_INDEX = 0, TVE_INDEX = 0, VEL_INDEX = 0, RHOS_INDEX = 0;
+  unsigned short T_INDEX = 0, TVE_INDEX = 0, VEL_INDEX = 0;
   su2double Viscosity = 0.0, WallDist[3] = {0.0}, Area, Density = 0.0, GradTemperature = 0.0,
             UnitNormal[3] = {0.0}, TauElem[3] = {0.0}, TauTangent[3] = {0.0}, Tau[3][3] = {{0.0}}, Cp,
             thermal_conductivity, MaxNorm = 8.0, Grad_Vel[3][3] = {{0.0}}, Grad_Temp[3] = {0.0}, AxiFactor;
@@ -2572,8 +2572,6 @@ void CFVMFlowSolverBase<V, FlowRegime>::Friction_Forces(const CGeometry* geometr
 
       } else {
 
-        unsigned short iSpecies, nSpecies = config->GetnSpecies();
-
         const auto& thermal_conductivity_tr = nodes->GetThermalConductivity(iPoint);
         const auto& thermal_conductivity_ve = nodes->GetThermalConductivity_ve(iPoint);
         const auto& Grad_PrimVar            = nodes->GetGradient_Primitive(iPoint);