Digicel Holdings Limited announced that Fitch Ratings has upgraded Digicel International Finance Limited’s Long-Term Issuer Default Rating to ‘B+’ from ‘B’, with a stable outlook. A spokesperson said, “Digicel Holdings Limited today announced that Fitch Ratings has upgraded Digicel International Finance Limited’s Long-Term Issuer Default Rating to ‘B+’ from ‘B’, with a stable outlook. “Fitch …