move hand item control to lua

src/graphics/render/HandsRenderer.hpp

@@ -4,8 +4,6 @@
 
 class Assets;
 class Camera;
-class Level;
-class Player;
 class ModelBatch;
 
 namespace rigging {
@@ -16,8 +14,6 @@ class HandsRenderer {
 public:
     HandsRenderer(
         const Assets& assets,
-        const Level& level,
-        const Player& player,
         ModelBatch& modelBatch,
         std::shared_ptr<rigging::Skeleton> skeleton
     );
@@ -25,8 +21,6 @@ public:
     void renderHands(const Camera& camera, float delta);
 private:
     const Assets& assets;
-    const Level& level;
-    const Player& player;
     ModelBatch& modelBatch;
     std::shared_ptr<rigging::Skeleton> skeleton;
 };