Vanderpump Villa star Priscila Ferarri had a rollercoaster journey while working at Lisa Vanderpump’s gorgeous Chateau Rosabelle in the South of France. Earlier this season, Ferarri shockingly announced it was time for her to leave the show following uncomfortable run-ins with other cast members that left her feeling very alone. In an exclusive interview with OK!, the server reveals the most important things she learned were “when to walk away” and “to hear yourself [and] to hear what is best for you.” “At the same time, it was to know that like, not everything is about you. If people are mean…