By Veronika Bondarenko After a tumultuous few years, the lingerie company wants to launch a preteen underwear brand called Happy Nation. Given how much flak it’s received over its sexist branding, alleged mistreatment of model and intense focus on smaller sizing, has Victoria’s Secret (VSCO ) – Get Victoria’s Secret & Company Report finally read the room — or planted flat yet again? Over the last five years, the lingerie brand has been heavily criticized for selling an outdated vision of “sexy” that excludes larger and disabled bodies as well oversexualizes thin ones. Despite scrapping its Ang…