By Supantha Mukherjee and Helena Soderpalm STOCKHOLM (Reuters) – Major Ericsson shareholders will vote against a motion to clear some board members of responsibility over possible payment of bribes to militant organisations in Iraq, deepening a crisis at the Swedish group that has knocked a quarter off its market value. Shareholders, including Cevian Capital, Swedbank Robur and Norway’s wealth fund, plan to vote against discharging the board members of liability at Ericsson’s annual general meeting on Tuesday. The shareholder vote is likely to be close to a 10% threshold that would give invest…