LONDON—Eight-times champion Roger Federer survived a massive scare against Adrian Mannarino before advancing to the Wimbledon second round on Tuesday when the Frenchman retired with a knee injury after slipping on court. The match was poised at 6–4 6–7(3) 3–6 6–2 with Federer forcing a fifth set before Mannarino, celebrating his 33rd birthday, decided he…