Gigi Hadid is soaking up the last weeks of summer with her daughter by her side. Hadid, 31, shared a series of photos via Instagram on Monday, August 10, of herself and daughter Khai, 5, enjoying a beach vacation with family. In one photo, the model walked in the sand toward the water as she outstretched her hand for Khai while another image showed Hadid holding Khai on her hip as the mother-daughter duo pressed their heads together and gazed at the water. “🐠,” Hadid captioned the upload, which was paired with Atomic Kitten’s song “The Tide Is High.” Hadid welcomed her daughter with ex Zayn Malik in September 2020. The pair, who dated…