fix typo in _sharded_tensor (#65511)
Summary:
per title
cc pietern mrshenli pritamdamania87 zhaojuanmao satgera rohan-varma gqchen aazzolini osalpekar jiayisuse SciPioneer H-Huang gcramer23
Pull Request resolved: https://github.com/pytorch/pytorch/pull/65511
Reviewed By: albanD
Differential Revision: D31239269
Pulled By: cbalioglu
fbshipit-source-id: 602c0bf7ef96a930606d68b15a5b3cadda9d9437
