chore: remove unnecessary usings

GSS2.Core/Hardware/IlluminatorService.cs

@@ -1,9 +1,5 @@
-using System;
 using System.Device.Gpio;
 using System.Device.Pwm;
-using System.Device.Pwm.Drivers;
-using System.IO;
-using System.Threading;
 using Microsoft.Extensions.Logging;
 
 namespace GSS2.Core.Hardware;

GSS2.Core/Hardware/LightsService.cs

@@ -1,9 +1,9 @@
 using System.Drawing;
 using System.Runtime.CompilerServices;
+using Microsoft.Extensions.Logging;
 using Grpc.Core;
 using Grpc.Net.Client;
 using GSS2.LightsControl.CSharpClient;
-using Microsoft.Extensions.Logging;
 
 namespace GSS2.Core.Hardware;