Editor’s Note: A version of this story appears in CNN’s Meanwhile in the Middle East newsletter, a three-times-a-week look inside the region’s biggest stories. Sign up here. Jerusalem and Abu Dhabi CNN — Textbooks in Saudi Arabia have been changing. For years, researchers have been observing a gradual moderation on subjects ranging from gender roles to the promotion of peace and tolerance. Among the changes raising attention recently, in light of reports that the United States is trying to pave the way toward normalization between Saudi Arabia and Israel, are edits related to Jews, Christians and the Israeli-Palestinian conflict. A...