Changing characteristics to try to deal with gameplay.

It is not a definitive changes, a refactoring is going to be made in the future.

include/characteristic/endurance.hpp

@@ -11,6 +11,9 @@ namespace character::characteristic {
     public:
         Endurance() noexcept: Characteristic(2, 0, 0, 0) {};
 
+        Endurance(const std::uint32_t carac, const std::uint32_t materiel, const std::uint32_t additional) noexcept:
+                Characteristic(2, carac, materiel, additional) {}
+
         ~Endurance() noexcept final = default;
 
         [[nodiscard]] std::uint32_t get_max_lp() const noexcept;