refacotr: clean code

ApiDto/Common/OAuthProvider.cs

@@ -19,4 +19,4 @@ public enum OAuthProvider
     /// OAuth provider for Mail.ru.
     /// </summary>
     MailRu
-}
+}

ApiDto/Common/PasswordPolicy.cs

@@ -29,4 +29,4 @@ public class PasswordPolicy
     /// Gets or sets a value indicating whether at least one special character is required in the password.
     /// </summary>
     public bool RequireSpecialCharacter { get; set; }
-}
+}

ApiDto/Common/TwoFactorAuthentication.cs

@@ -14,4 +14,4 @@ public enum TwoFactorAuthentication
     /// TOTP (Time-based One-Time Password) is required for additional verification.
     /// </summary>
     TotpRequired,
-}
+}