renamed AppendChild to AddChild

Author: NOOBDY

include/Util/GameObject.hpp

@@ -42,7 +42,7 @@ class GameObject {
 
     void SetVisible(bool visible) { m_Visible = visible; }
 
-    void AppendChild(std::shared_ptr<GameObject> child) {
+    void AddChild(std::shared_ptr<GameObject> child) {
         m_Children.push_back(std::move(child));
     }
 

src/App.cpp

@@ -17,7 +17,7 @@ void App::Start() {
                                             "Giraffe");
     gf->SetZIndex(m_Giraffe->GetZIndex() - 1);
     gf->Start();
-    m_Giraffe->AppendChild(gf);
+    m_Giraffe->AddChild(gf);
 
     m_CurrentState = State::UPDATE;
 }