Reland: [Profiler][Trivial] Create orchestration folder and move observer management there. (#83893)" (#84667)
Reland of https://github.com/pytorch/pytorch/pull/83893
Differential Revision: [D39282536](https://our.internmc.facebook.com/intern/diff/D39282536/)
**NOTE FOR REVIEWERS**: This PR has internal Facebook specific changes or comments, please review them on [Phabricator](https://our.internmc.facebook.com/intern/diff/D39282536/)!
Pull Request resolved: https://github.com/pytorch/pytorch/pull/84667
Approved by: https://github.com/slgong-fb
