fix(UI): default fading to none

Author: jcs090218

Assets/JCSUnity/Scripts/UI/JCS_Canvas.cs

@@ -82,7 +82,7 @@ public class JCS_Canvas : MonoBehaviour
         // Target fading alpha.
         private float mFadeAlpa = 0.0f;
 
-        private JCS_FadeType mFading = JCS_FadeType.IN;
+        private JCS_FadeType mFading = JCS_FadeType.NONE;
 
         [Tooltip("The time type.")]
         [SerializeField]