BRUSSELS (Reuters) – EU country leaders will discuss how to step up support for Ukraine and their joint next steps to tame soaring energy prices when they meet on Friday. In a meeting invitation letter to EU leaders published on Sunday, European Council President Charles Michel called for a firm EU response to recent developments, including Russia declaring the annexation of four regions of Ukraine on Friday. “At our meeting we will discuss how to continue providing strong economic, military, political and financial support to Ukraine for as long as it takes,” said Michel, who chairs meetings …