Suki Waterhouse shared a few details about her split from Bradley Cooper nearly a decade after their breakup. The actress was just 21 years old when she started dating the Oscar nominee, then 38, in 2013, with their eyebrow-raising romance coming to an end two years later. While the singer, 32, told British Vogue she’s “pretty strong at this point … when something very public happens to you and the story behind it is dark and difficult, and you’re actually not doing well, and you can’t explain yourself to the world, that’s very isolating and disorientating.” “It probably has taken a decade t…