Update Source/NETworkManager.Settings/SettingsManager.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: BornToBeRoot

Source/NETworkManager.Settings/SettingsManager.cs

@@ -9,7 +9,6 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 using System.Xml.Serialization;
-using Windows.Gaming.Input.Custom;
 
 namespace NETworkManager.Settings;