By Aziz El Yaakoubi JEDDAH, Saudi Arabia (Reuters) -Crown Prince Mohammed bin Salman told President Joe Biden that Saudi Arabia had acted to prevent a repeat of mistakes like the killing of journalist Jamal Khashoggi and that the United States had also made mistakes, including in Iraq, a Saudi minister said. Biden said on Friday he told Prince Mohammed he held him responsible for the 2018 murder of Washington Post journalist Khashoggi at the Saudi consulate in Istanbul, shortly after exchanging a fist bump with the kingdom’s de facto ruler. “The President raised the issue… And the crown prin…