The Real Housewives of Beverly Hills alum Teddi Mellencamp hasn’t had an easy ride in the past few years. She is still in the midst of a skin cancer battle. As well as dealing with health worries, Teddi now shares she’s ending her marriage. The former Real Housewife takes to social media to share she filed for divorce from her husband, Edwin Arroyave, this fall. Despite leaving The Real Housewives of Beverly Hills four years ago, Teddi has remained in the Bravo spotlight as she returned to the show as a guest star. She also co-hosts Two T’s In A Pod with RHOC’s Tamra Judge these days. Teddi Me…