This is not cutscene, but a weapon selection screen in the car trunk
https://preview.redd.it/zl0xie980kmh1.png?width=2559&format=png&auto=webp&s=0c0b31a952319c98b43797eb006e2cdaf3eda61e We can see a similar scene in the "Only in Leonida" tab on GTA VI site.