In the first signals of how he’ll act on legislation approved by Virginia’s Democratic General Assembly, Gov. Glenn Youngkin signed a largely symbolic bill protecting same-sex marriage but took a more adversarial stance to bills dealing with gun control, reproductive rights and marijuana. Youngkin had until Friday night to take action on 84 bills the legislature sent to him on a shorter-than-usual timeline. He vetoed eight, recommended changes to 12 and signed the rest. The General Assembly finished its work Saturday without taking up any of the governor’s initial amendments and vetoes, which means they will be dealt with during...