The Netflix sitcom The Ranch was once called a “conservative” sitcom, but as it ends its run this month, the series has veered left with an anti-gun message among other virtue signaling fare. When it debuted in 2016, the streaming sitcom starring Ashton Kutcher and Sam Elliott brought reviewers to note that swipes at Barack Obama, support for guns and hunting, love of tractors and cars, and criticism of global warming, made it more conservative than most TV shows. “Me. I’m sick of it. I’m sick of people saying they need an assault weapon to defend themselves, and I’m sick...