fix a typo in common_device_type.py (#101485)
Fixes #ISSUE_NUMBER
In common_device_type.py the PrivateUse1TestBase class has a typo. Reference [https://github.com/pytorch/pytorch/pull/99960](url)
Pull Request resolved: https://github.com/pytorch/pytorch/pull/101485
Approved by: https://github.com/albanD
