Brigitte Macron has denied claims she slapped her husband in the face last year after reading text exchanges between him and an actress, according to a report. The first lady of France, 73, caused a stir in May last year when she appeared to push president Emmanuel Macron, 48, in front of cameras as they prepared to disembark a plane during a state visit to Vietnam. At the time, her husband insisted they had only been joking, but a new book presented claims this week that Mrs Macron was enraged after seeing an alleged text exchange between Emmanuel and French-Iranian actress Golshifteh Farahani.…