As someone who has lead a devops team, and still has a devops team reporting to me, I have also struggled with the idea of having a team called devops, since it does go against the devops philosophy of devs owning their software in production. However, in our case (and probably many others), our devops team is responsible for creating and maintaining the tools and processes that allow the dev teams to manage their sy…
This describes what I've heard referred to as an internal platform team.
Part of the reason that the name DevOps was chosen almost 10 years ago when it was started was to help signal to the wider org the cultural shift we were undertaking, and that the expectation was going to be for devs to own their systems all the way through production.
At this point, we would probably change the name, but the team is quite attached to the name after 10 years. We actually did try to rename the team, but everyone still called it the devops team and we gave up on the change.