Tatiana Leite at Brazil’s Bubbles Project, producer of “Hopefuls,” which opens Karlovy Vary’s Forum of Independents, has boarded “Nona,” from Chile’s Camila Jose Donoso, and Maria Alche’s “Immersed Family.” Both are anticipated movies from breakthrough Latin American women directors produced by femme producers. “Nona” follows up Donoso’s “Naomi Campbel,” a talked-up debut: “Immersed” marks the...