Bella Hadid has been accused of treating less famous people and non-A-listers as “second-class citizens” after an alleged altercation between the supermodel’s security team and a Russian influencer, RadarOnline.com has learned. Polina Nioly Pushkareva, a model and social media coach, claimed that Hadid’s bodyguards pushed her and damaged her dress on the red carpet at the Cannes Film Festival. “It is your most important day and you wear your first ever couture dress in Cannes Red Carpet,” Pushkareva wrote in a video posted on Instagram and TikTok. “You stand in your hotel in line for the car f…