Sharon Osbourne wants to remove her late husband Ozzy Osbourne’s long-term accountant as an executor of the rocker’s estimated $100 million fortune. The former “X Factor UK” judge filed documents on Tuesday with the High Court of Justice in England to remove Colin Newman, according to the Sun. Sharon’s niece Georgina Maszlin and her assistant, Melinda Varga, are also requesting Newman’s removal. The reason for their bid is currently unknown, and it is also unclear if Newman is contesting the application. Page Six has reached out to Sharon’s rep for comment. Newman, notably, has been the couple’s accountant since before they married in…