[Gradient Compression] Do not skip the comm hook tests for Gloo/MPI backends (#58444)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/58444
DDP communication hooks are already supported on Gloo and MPI backends. No longer need to skip these tests on Gloo/MPI backends.
TODO: `test_ddp_hook_parity_powerSGD` failes on Gloo backend. Filed a bug #58467.
ghstack-source-id: 129209528
Test Plan:
buck test mode/dev-nosan caffe2/test/distributed:distributed_gloo_fork -- test_ddp_comm_hook_logging
buck test mode/dev-nosan caffe2/test/distributed:distributed_gloo_fork -- test_ddp_hook_parity_allreduce
buck test mode/dev-nosan caffe2/test/distributed:distributed_gloo_fork -- test_ddp_hook_parity_allreduce_process_group
buck test mode/dev-nosan caffe2/test/distributed:distributed_gloo_fork -- test_ddp_hook_parity_powerSGD
Reviewed By: rohan-varma
Differential Revision: D28494073
fbshipit-source-id: 6ba14082f98696bc4bd8c02395cb58b9c1795015
