Manchester United star Christiano Ronaldo has been offered a staggering £210 million to sign for a Saudi club for two seasons, according to reports. The Portuguese forward has reportedly been unhappy at Manchester United, allegedly asking for a transfer due to the Premier League side not qualifying for the Champions League. He has not joined the team on its pre-season tour in Asia and Australia due to personal reasons. With few sides unable to afford Ronaldo’s already colossal salary of around £450,000 a week, an unnamed Saudi club has reportedly swooped in with an eye-watering bid that could …