A website promoting a paid marathon in Lansing during Memorial Day weekend is a scam, according to city officials, who say the event does not exist and no permits have been issued for it.The site, LansingMarathon.org, advertises five race distances with registration fees ranging from $30 to $100, accepting all major debit and credit cards. But the city confirmed there are no permits on file for the event and that Lansing has not hosted a maratho…