Exception: user_guid be be sent when getting Update Markers

Sentry Issue: ENGINE-D

Exception: user_guid be be sent
  File "/Core/Notification/UpdateMarkers/Repository.php", line 34, in Minds\Core\Notification\UpdateMarkers\Repository::getList
    throw new \Exception('user_guid be be sent');
  File "/Core/Notification/UpdateMarkers/Manager.php", line 28, in Minds\Core\Notification\UpdateMarkers\Manager::getList
    return $this->repository->getList($opts);
  File "/Core/Groups/Membership.php", line 649, in Minds\Core\Groups\Membership::getGroupsByMember
    'limit' => 1000,
  File "/Controllers/api/v1/groups.php", line 52, in Minds\Controllers\api\v1\groups::get
    'offset' => (int) $_GET['offset'],
  File "/Api/Factory.php", line 70, in Minds\Api\Factory::build
    return $handler->$method($pages);
...
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We need to check to make sure that we check for an authenticated user before we request update markers