After putting a neat Norwegian spin on slasher horror (“Cold Prey”) and 1970s-style disaster thriller (“The Wave”), Roar Uthaug turned to the rampaging-giant-monster genre with “Troll,” and was no doubt as surprised as everyone else when that swiftly became Netflix’s most popular non-English-language movie to date in 2022. Inevitably, now there’s “Troll 2,” already a […]