Update Emby.Server.Implementations/Library/UserManager.cs

Co-Authored-By: LogicalPhallacy <44458166+LogicalPhallacy@users.noreply.github.com>

Emby.Server.Implementations/Library/UserManager.cs

@@ -398,7 +398,7 @@ namespace Emby.Server.Implementations.Library
 
         private IPasswordResetProvider[] GetPasswordResetProviders(User user)
         {
-            var passwordResetProviderId = user == null ? null : user.Policy.PasswordResetProviderId;
+            var passwordResetProviderId = user?.Policy.PasswordResetProviderId;
 
             var providers = _passwordResetProviders.Where(i => i.IsEnabled).ToArray();