Two ​Iranian ​men have been found guilty by a court in the UK of spying ⁠on dissident journalists in Britain on behalf ⁠of Iran's Islamic Revolutionary Guard Corps, a case police said reflected increasing espionage activity by Tehran.Mostafa Sepahvand, 41, was convicted at Woolwich Crown Court of two offences and Farhad Javadi Manesh, 46, was convicted of one offence under Britain's National Security ⁠Act.Police said the convictions marked the…