Gramatically updated the tech docs (#92896)
Small typo change in the torch tech docs
<img width="1209" alt="Torch storage doc" src="https://user-images.githubusercontent.com/76240270/214272201-5e9cce2a-13cf-48b7-8806-9c492a0eb665.png">
Pull Request resolved: https://github.com/pytorch/pytorch/pull/92896
Approved by: https://github.com/mikaylagawarecki, https://github.com/kit1980
