Fix typo in comment

Author: chris-maes

cpp/src/dual_simplex/bounds_strengthening.hpp

@@ -20,7 +20,7 @@ class bounds_strengthening_t {
                          const std::vector<char>& row_sense,
                          const std::vector<variable_type_t>& var_types);
 
-  // If bound_changed is empty, then all constraints are scanned for changes.
+  // If bounds_changed is empty, all constraints are scanned for changes.
   // Otherwise, bounds_changed must be a vector of length n, where n is the number of variables.
   bool bounds_strengthening(const simplex_solver_settings_t<i_t, f_t>& settings,
                             const std::vector<bool>& bounds_changed,