[DCP] Removes `no_dist` and `coordinator_rank` from public DCP API's (#121317)
[DCP] Removes `no_dist` and `coordinator_rank` from public DCP API's
Differential Revision: [D54591181](https://our.internmc.facebook.com/intern/diff/D54591181/)
Pull Request resolved: https://github.com/pytorch/pytorch/pull/121317
Approved by: https://github.com/fegin