修复编译错误

Assets/Scripts/Tutorial/TutorialHintUI.cs

@@ -12,7 +12,9 @@ namespace BaseGames.Tutorial
     {
         [SerializeField] private GameObject _panel;
         [SerializeField] private TMP_Text   _label;
+#pragma warning disable CS0414
         [SerializeField] private float      _fadeSpeed = 4f;
+#pragma warning restore CS0414
 
         private Coroutine _autoHideCoroutine;