By Scarlett O’Toole Suits creator Aaron Korsh has sent the rumour mill into overdrive after writing a new spin-off show with a role perfect for Meghan Markle. The Duchess of Sussex left the hit legal drama in the season seven finale as her character Rachel Zane tied the knot with Mike Ross (played by Patrick J. Adams) and moved to Seattle. But fans now think she could return to acting in a new role. Aaron has scripted a brand new show about employees at a Hollywood law firm. One character, Erica, seems to have been created just for Meghan. Erica is a career-focused Californian girl in her 30s …