Fix two warnings

Author: fwesselm

src/qpsolver/a_quass.cpp

@@ -157,7 +157,7 @@ QpAsmStatus solveqp(Instance& instance,
   } 
 
   // solve
-  QpAsmStatus status = solveqp_actual(instance, settings, startinfo, stats, qp_model_status, qp_solution, qp_timer);
+  solveqp_actual(instance, settings, startinfo, stats, qp_model_status, qp_solution, qp_timer);
 
   // undo perturbation and resolve
 

src/simplex/HEkkDualRow.cpp

@@ -186,7 +186,7 @@ HighsInt HEkkDualRow::chooseFinal() {
     alt_workCount = workCount;
   }
   analysis->simplexTimerStart(Chuzc4Clock);
-  bool choose_ok;
+  bool choose_ok = false;
   if (use_quad_sort) {
     // Use the O(n^2) quadratic sort for the candidates
     analysis->simplexTimerStart(Chuzc4a0Clock);