Rev. Lynn Oldham Robinett has barely started her work on the civilian oversight commission created last year to review the work of the Marin County Sheriff’s Office, but she may soon face competition. A recruitment period is underway for her District 4 seat. The ordinance that established the group calls for staggered terms, and hers was one of two that began with just one year on the clock. In addition to Rev. Oldham Robinett’s seat,…