By Emma Gritt One of George Michael’s former homes is to undergo a huge renovation after falling into disrepair – and the finished result could be worth £10 million. The Careless Whisper singer died in 2016 at the age of just 53, triggering an outpouring of grief from around the world. Now, nearly a decade later, plans have been submitted by his sister Yioda Panayiotou, 62, to totally transform his Hampstead property, which planning docs describe as being uninhabitable. George bought the property in 1987, around the time his solo career took off after Wham! disbanded. The property is located i…