Fixes mixup

src/JOS.ApiKeyAuthentication.Web/Features/Authentication/ApiKeyAuthenticationHandler.cs

@@ -70,7 +70,7 @@ protected override async Task HandleChallengeAsync(AuthenticationProperties prop
         {
             Response.StatusCode = 401;
             Response.ContentType = ProblemDetailsContentType;
-            var problemDetails = new UnauthenticatedProblemDetails();
+            var problemDetails = new UnauthorizedProblemDetails();
 
             await Response.WriteAsync(JsonConvert.SerializeObject(problemDetails));
         }
@@ -79,7 +79,7 @@ protected override async Task HandleForbiddenAsync(AuthenticationProperties prop
         {
             Response.StatusCode = 403;
             Response.ContentType = ProblemDetailsContentType;
-            var problemDetails = new UnauthorizedProblemDetails();
+            var problemDetails = new ForbiddenProblemDetails();
 
             await Response.WriteAsync(JsonConvert.SerializeObject(problemDetails));
         }

src/JOS.ApiKeyAuthentication.Web/Features/Authorization/UnauthorizedProblemDetails.cs → src/JOS.ApiKeyAuthentication.Web/Features/Authentication/UnauthorizedProblemDetails.cs

@@ -1,6 +1,6 @@
 using Microsoft.AspNetCore.Mvc;
 
-namespace JOS.ApiKeyAuthentication.Web.Features.Authorization
+namespace JOS.ApiKeyAuthentication.Web.Features.Authentication
 {
     public class UnauthorizedProblemDetails : ProblemDetails
     {

src/JOS.ApiKeyAuthentication.Web/Features/Authorization/ForbiddenProblemDetails.cs

@@ -0,0 +1,15 @@
+using Microsoft.AspNetCore.Mvc;
+
+namespace JOS.ApiKeyAuthentication.Web.Features.Authorization
+{
+    public class ForbiddenProblemDetails : ProblemDetails
+    {
+        public ForbiddenProblemDetails(string details = null)
+        {
+            Title = "Forbidden";
+            Detail = details;
+            Status = 403;
+            Type = "https://httpstatuses.com/403";
+        }
+    }
+}