Wigan, say the restaurant has closed temporarily and will undergo a deep clean.The customer visited on the afternoon of August 5 and anyone affected is now in the process of being contacted by the NHS test and trace system.'Devastated' bosses have offered a £10 voucher to anyone whose booking will have to be cancelled as a result.No date has been set for when the restaurant will reopen.In a post on the restaurant's Facebook page on Tuesday morning, a spokesperson said: "We regret to inform you