Victoria Beckham’s stilted, robot-like posing appears to be catching on. Both Claudia Schiffer and burlesque artist Dita Von Teese adopted similar mannequin-style poses as the three sat in the front row at a fashion show in Paris. With Schiffer and Von Teese wearing similar oversized sunglasses as they sat inside the venue for designer Mouret’s Spring/Summer 08 show, it appears that both Posh’s …