Emmerdale star Joe-Warren Plant admitted he is “gutted” after being forced to cancel his training Dancing On Ice due to a knee injury.The 18-year-old actor – who has played Jacob Gallagher in the ITV soap for 10 years – had hoped his ongoing knee injury would not get in the way of him taking part in the skating contest, but admitted he needed to rest if he wanted to take part in the show.Plant wrote on Instagram: “Absolutely gutted.....