Remove nullable enable

Author: RenderMichael

dotnet/src/webdriver/Alert.cs

@@ -20,8 +20,6 @@
 using System;
 using System.Collections.Generic;
 
-#nullable enable
-
 namespace OpenQA.Selenium
 {
     /// <summary>

dotnet/src/webdriver/BiDi/BiDi.cs

@@ -22,8 +22,6 @@
 using OpenQA.Selenium.BiDi.Communication;
 using OpenQA.Selenium.BiDi.Communication.Transport;
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi;
 
 public class BiDi : IAsyncDisposable

dotnet/src/webdriver/BiDi/BiDiException.cs

@@ -19,8 +19,6 @@
 
 using System;
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi;
 
 public class BiDiException : Exception

dotnet/src/webdriver/BiDi/Communication/Broker.cs

@@ -30,8 +30,6 @@
 using System.Threading;
 using System.Threading.Tasks;
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi.Communication;
 
 public class Broker : IAsyncDisposable

dotnet/src/webdriver/BiDi/Communication/Command.cs

@@ -17,8 +17,6 @@
 // under the License.
 // </copyright>
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi.Communication;
 
 public abstract class Command

dotnet/src/webdriver/BiDi/Communication/CommandOptions.cs

@@ -19,8 +19,6 @@
 
 using System;
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi.Communication;
 
 public record CommandOptions

dotnet/src/webdriver/BiDi/Communication/EventHandler.cs

@@ -22,8 +22,6 @@
 using System.Collections.Generic;
 using System.Threading.Tasks;
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi.Communication;
 
 public abstract class EventHandler(string eventName, Type eventArgsType, IEnumerable<BrowsingContext>? contexts = null)

dotnet/src/webdriver/BiDi/Communication/Json/Converters/BrowserClientWindowConverter.cs

@@ -22,8 +22,6 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi.Communication.Json.Converters;
 
 internal class BrowserClientWindowConverter : JsonConverter<ClientWindow>

dotnet/src/webdriver/BiDi/Communication/Json/Converters/BrowserUserContextConverter.cs

@@ -22,8 +22,6 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi.Communication.Json.Converters;
 
 internal class BrowserUserContextConverter : JsonConverter<UserContext>

dotnet/src/webdriver/BiDi/Communication/Json/Converters/BrowsingContextConverter.cs

@@ -22,8 +22,6 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
-#nullable enable
-
 namespace OpenQA.Selenium.BiDi.Communication.Json.Converters;
 
 internal class BrowsingContextConverter : JsonConverter<BrowsingContext>