Improve Code Consistency Between RenderMod and RenderManager

Component/FirstUpdateHook.cs

@@ -7,7 +7,10 @@ namespace ADOFAIRenderer.Component
     {
         private void Update()
         {
-            RenderMod.OnFirstUpdate();
+            if (RenderManager.Instance)
+            {
+                RenderManager.Instance.OnPreRenderUpdate();
+            }
         }
     }
 }