Alabama Gov. Kay Ivey signed legislation Friday that would set up new primary elections if the courts allow Republicans in the state to change their congressional and state Senate maps ahead of the November midterms. Alabama’s primaries are set to take place under its current maps on May 19. But the legislation the Republican-controlled Legislature approved Friday gives Ivey the ability to schedule separate special primary elections for affected districts if redrawn maps are put into place. Following a seismic U.S. Supreme Court ruling on Louisiana’s map that limited the use of race in redistricting, Alabama Republicans asked a federal court to allow them to replace their current court-ordered congressional map, which contains two majority-minority districts represented by Democrats, with a map lawmakers approved in 2023 that has one. They filed a similar request with the U.S. Supreme Court on Friday.…