Remove device maps from TensorPipe for v1.7 release (#45353)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/45353
Temporarily removing this feature, will add this back after branch cut.
Test Plan: Imported from OSS
Reviewed By: rohan-varma
Differential Revision: D23939865
Pulled By: mrshenli
fbshipit-source-id: 7dceaffea6b9a16512b5ba6036da73e7f8f83a8e
