Feedback about Facilitating New Backend Integration by PrivateUse1

[agentmorris]

There is the following issue on this page: https://docs.pytorch.org/tutorials/advanced/privateuseone.html

There is a danglig sentence fragment at the top of this page, it looks like someone made a change but forgot to delete the old text:

Note that this tutorial assumes that you already have a basic understanding of PyTorch. you are an advanced user of PyTorch.