By Kieren Williams A British pensioner who faces jail time in Dubai after asking partygoers to keep the noise down won’t survive behind bars, his wife has said. Ian Mackellar, 74, had travelled from Aberdeenshire to Dubai to help his daughter and granddaughter settle into their new lives in the United Arab Emirates. However, after an altercation with neighbours, the retired economics professor could now face a year in prison. Carol, his wife of 49-years who’s recovering from colon cancer, said she fears her husband won’t survive the year abroad. The 75-year-old was babysitting his granddaughte…