Leigh-Anne Pinnock cut a stylish figure in a David Koma PF24 ensemble at the V&A's star-studded Summer Party in London on Wednesday evening. The ex Little Mix star, 32, flashed a glimpse of her incredibly toned abs in a cropped black bustier which she wore beneath a chic oversized suit. Leigh-Anne Pinnock, 32, cut a stylish figure stylish figure in …