By Trevor Hunnicutt WASHINGTON (Reuters) -U.S. President Joe Biden will shift emphasis away from his Build Back Better spending plan when he delivers his State of the Union address on Tuesday, focusing instead on a four-point plan to save the U.S. economy, administration officials said. “It’s not about the name of the bill,” said an administration official. “It’s about the ideas. It’s about lowering costs for families.” Dominating the news is Russia’s invasion of Ukraine, a crisis that has redirected Biden’s attention from the administration’s effort to revive his domestic economic agenda ahea…