Irina Shayk is said to be only “really good friends” with Lewis Hamilton. The 38-year-old model and the Formula 1 ace, 39, sparked romance buzz after they were photographed together in Paris four days after she spent time with retired NFL star Tom Brady, 46, in New York, but a friend of hers has now insisted the three are not in a “love triangle”. They told Page Six: “(Irina and Lewis) have been friends for years! Nothing is happening. Describing the pair as “really good” pals, the insider added: “She’s always supported him, and he’s always supported her. “They’ve been friends for at least 13 …