style: remove trailing whitespace from Identity page handlers

Author: BenjaminMichaelis

EssentialCSharp.Web/Areas/Identity/Pages/Account/Login.cshtml.cs

@@ -1,4 +1,4 @@
-using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations;
 using EssentialCSharp.Web.Areas.Identity.Data;
 using EssentialCSharp.Web.Models;
 using EssentialCSharp.Web.Services;
@@ -70,7 +70,7 @@ public async Task<IActionResult> OnPostAsync(string? returnUrl = null)
         string? captchaToken = Request.Form[CaptchaOptions.HttpPostResponseKeyName];
 
         HCaptchaResult? captchaResult = await captchaService.VerifyAsync(captchaToken, HttpContext.Connection.RemoteIpAddress?.ToString());
-        
+
         if (captchaResult?.Success != true)
         {
             ModelState.AddModelError(string.Empty, "Human verification failed. Please try again.");

EssentialCSharp.Web/Areas/Identity/Pages/Account/Register.cshtml.cs

@@ -96,7 +96,7 @@ public async Task<IActionResult> OnPostAsync(string? returnUrl = null)
         }
 
         HCaptchaResult? response = await captchaService.VerifyAsync(hCaptcha_response, HttpContext.Connection.RemoteIpAddress?.ToString());
-        
+
         if (response is null)
         {
             ModelState.AddModelError(string.Empty, "Captcha verification is temporarily unavailable. Please try again later.");