Sealed a lot of classes that are not meant to be inherited

RGB.NET.Devices.Logitech/PerKey/LogitechPerKeyRGBDevice.cs

@@ -6,7 +6,7 @@ namespace RGB.NET.Devices.Logitech;
 /// <summary>
 /// Represents a logitech per-key-lightable device.
 /// </summary>
-public class LogitechPerKeyRGBDevice : LogitechRGBDevice<LogitechRGBDeviceInfo>, IUnknownDevice //TODO DarthAffe 18.04.2020: It's know which kind of device this is, but they would need to be separated
+public sealed class LogitechPerKeyRGBDevice : LogitechRGBDevice<LogitechRGBDeviceInfo>, IUnknownDevice //TODO DarthAffe 18.04.2020: It's know which kind of device this is, but they would need to be separated
 {
     #region Properties & Fields
 

RGB.NET.Devices.Logitech/PerKey/LogitechPerKeyUpdateQueue.cs

@@ -7,7 +7,7 @@ namespace RGB.NET.Devices.Logitech;
 /// <summary>
 /// Represents the update-queue performing updates for logitech per-key devices.
 /// </summary>
-public class LogitechPerKeyUpdateQueue : UpdateQueue
+public sealed class LogitechPerKeyUpdateQueue : UpdateQueue
 {
     #region Constructors
 
@@ -17,8 +17,7 @@ public class LogitechPerKeyUpdateQueue : UpdateQueue
     /// <param name="updateTrigger">The update trigger used by this queue.</param>
     public LogitechPerKeyUpdateQueue(IDeviceUpdateTrigger updateTrigger)
         : base(updateTrigger)
-    {
-    }
+    { }
 
     #endregion