Improve the ordering logic for input handlers in input config.

Assets/Cryville/Crtr/Config/InputConfigPanel.cs

@@ -143,6 +143,10 @@ namespace Cryville.Crtr.Config {
 				}
 				else flag = true;
 				btn.interactable = flag;
+				obj.transform.SetSiblingIndex(flag ? 1 : m_deviceList.childCount - 1);
+			}
+			else {
+				obj.transform.SetSiblingIndex(0);
 			}
 			btn.onClick.AddListener(() => {
 				CloseDialog(src);