Egyptian director Mohamed Diab , who made a splash at Cannes in 2016 with Islamic fundamentalism-themed thriller “Clash” and more recently helmed Marvel’s “Moon Knight” miniseries, is set for a wide Middle East release of his historical epic “Asad,” toplining Arab megastar Mohamed Ramadan and British-Lebanese star Razane Jammal. Ramadan, an actor and singer – who last year became the first artist from Egypt to perform at the Coachella Valley Music and Arts Festival – plays the titular character in “Asad,” a role inspired by the Ancient Rome rebel slave Spartacus whose love for a free woman, played by Jammal – who broke out internationally in Netflix’s “The Sandman” – ignites a fierce confrontation with his masters.…