By Andrew McCarty Olivia Dunne is the most well-known collegiate gymnast – not named Suni Lee thanks to her Olympic career – in the county. She’s one of the most followed athletes in collegiate sports, not just gymnastics. With over 6.5 million followers on TikTok and another 2.5 million on Instagram, it’s difficult for her content not to make headlines. Well, she was back at it on Tuesday afternoon with another viral post. She posted a message for her teammate, Haleigh Bryant. The birthday message contained a photo of the teammates at the beach. Check it out. The LSU gymnastics season kicks o…