By Jeremy Armstrong Big-hearted pop star Ed Sheeran has splashed out so young talent can follow in his brushstrokes and be good at art. The chart-topper, 32, is also a talented painter who creates giant canvasses reminiscent of US artist Jackson Pollock. Ed, one of Britain’s top taxpayers at £36million, donated cash to his former school to enable kids to express themselves through art. It comes after he gave around £1m to help them learn music, which was revealed in 2022. The latest report by his charity The Framlingham Foundation Trust, which he funds, revealed new grants were given to Thomas…