Fix sealed warnings

Reactor.Benchmarks/AssetBundleBenchmarks.cs

@@ -16,7 +16,7 @@ namespace Reactor.Benchmarks;
 [StopOnFirstError, Config(typeof(Config))]
 public class AssetBundleBenchmarks
 {
-    private class Config : ManualConfig
+    private sealed class Config : ManualConfig
     {
         public Config()
         {

Reactor/Networking/Patches/ReactorClientData.cs

@@ -4,7 +4,7 @@ using InnerNet;
 
 namespace Reactor.Networking.Patches;
 
-internal class ReactorClientData
+internal sealed class ReactorClientData
 {
     public ClientData ClientData { get; }
 

Reactor/ReactorPlugin.cs

@@ -93,7 +93,7 @@ public partial class ReactorPlugin : BasePlugin
     }
 
     [RegisterInIl2Cpp]
-    private class ReactorComponent : MonoBehaviour
+    private sealed class ReactorComponent : MonoBehaviour
     {
         [HideFromIl2Cpp]
         public ReactorPlugin? Plugin { get; internal set; }

Reactor/Utilities/Coroutines.cs

@@ -14,7 +14,7 @@ namespace Reactor.Utilities;
 public static class Coroutines
 {
     [RegisterInIl2Cpp]
-    internal class Component : MonoBehaviour
+    internal sealed class Component : MonoBehaviour
     {
         internal static Component? Instance { get; set; }
 

Reactor/Utilities/RegionInfoWatcher.cs

@@ -7,7 +7,7 @@ using Object = UnityEngine.Object;
 
 namespace Reactor.Utilities;
 
-internal class RegionInfoWatcher : IDisposable
+internal sealed class RegionInfoWatcher : IDisposable
 {
     private FileSystemWatcher Watcher { get; }