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

RGB.NET.Devices.SteelSeries/API/Model/CoreProps.cs

@@ -2,7 +2,7 @@
 
 namespace RGB.NET.Devices.SteelSeries.API.Model;
 
-internal class CoreProps
+internal sealed class CoreProps
 {
     [JsonPropertyName("address")]
     public string? Address { get; set; }

RGB.NET.Devices.SteelSeries/API/Model/Event.cs

@@ -3,7 +3,7 @@ using System.Text.Json.Serialization;
 
 namespace RGB.NET.Devices.SteelSeries.API.Model;
 
-internal class Event
+internal sealed class Event
 {
     #region Properties & Fields
 

RGB.NET.Devices.SteelSeries/API/Model/Game.cs

@@ -2,7 +2,7 @@
 
 namespace RGB.NET.Devices.SteelSeries.API.Model;
 
-internal class Game
+internal sealed class Game
 {
     #region Properties & Fields
 

RGB.NET.Devices.SteelSeries/API/Model/GoLispHandler.cs

@@ -2,7 +2,7 @@
 
 namespace RGB.NET.Devices.SteelSeries.API.Model;
 
-internal class GoLispHandler
+internal sealed class GoLispHandler
 {
     #region Properties & Fields