NCIS: Hawai’i star Noah Mills has hinted at a big shake-up ahead for the team in season 3. The NCIS spin-off series led by Vanessa Lachey (Love Is Blind) airs its season 2 finale next week amid a tough storyline for Special Agent-in-Charge Jane Tennant. When a former MI6 agent is murdered, Lachey’s character becomes…