chore(captcha): [PM-15162] Remove captcha enforcement and issuing of bypass token

* Remove captcha enforcement and issuing/verification of bypass token

* Removed more captcha logic.

* Removed logic to enforce failed login attempts

* Linting.

* Fixed order of initialization.

* Fixed merge conflicts

* Renamed registration finish response for clarity

* Remove unnecessary mailService references.

src/Identity/Models/Request/Accounts/RegisterRequestModel.cs

@@ -1,7 +1,6 @@
 using System.ComponentModel.DataAnnotations;
 using System.Text.Json;
 using Bit.Core;
-using Bit.Core.Auth.Models.Api;
 using Bit.Core.Auth.Models.Api.Request.Accounts;
 using Bit.Core.Entities;
 using Bit.Core.Enums;
@@ -9,7 +8,7 @@ using Bit.Core.Utilities;
 
 namespace Bit.Identity.Models.Request.Accounts;
 
-public class RegisterRequestModel : IValidatableObject, ICaptchaProtectedModel
+public class RegisterRequestModel : IValidatableObject
 {
     [StringLength(50)]
     public string Name { get; set; }
@@ -22,7 +21,6 @@ public class RegisterRequestModel : IValidatableObject, ICaptchaProtectedModel
     public string MasterPasswordHash { get; set; }
     [StringLength(50)]
     public string MasterPasswordHint { get; set; }
-    public string CaptchaResponse { get; set; }
     public string Key { get; set; }
     public KeysRequestModel Keys { get; set; }
     public string Token { get; set; }

src/Identity/Models/Response/Accounts/ICaptchaProtectedResponseModel.cs

@@ -1,5 +0,0 @@
-namespace Bit.Identity.Models.Response.Accounts;
-public interface ICaptchaProtectedResponseModel
-{
-    public string CaptchaBypassToken { get; set; }
-}

src/Identity/Models/Response/Accounts/RegisterFinishResponseModel.cs

@@ -0,0 +1,10 @@
+using Bit.Core.Models.Api;
+
+namespace Bit.Identity.Models.Response.Accounts;
+
+public class RegisterFinishResponseModel : ResponseModel
+{
+    public RegisterFinishResponseModel()
+        : base("registerFinish")
+    { }
+}

src/Identity/Models/Response/Accounts/RegisterResponseModel.cs

@@ -1,14 +0,0 @@
-using Bit.Core.Models.Api;
-
-namespace Bit.Identity.Models.Response.Accounts;
-
-public class RegisterResponseModel : ResponseModel, ICaptchaProtectedResponseModel
-{
-    public RegisterResponseModel(string captchaBypassToken)
-        : base("register")
-    {
-        CaptchaBypassToken = captchaBypassToken;
-    }
-
-    public string CaptchaBypassToken { get; set; }
-}