Revert "Fix deadlock in ExecutionTraceObserver (#119242)"
This reverts commit 6fc775ae13b675f8d02f7f85bc4348bba3ae3dd3.
Reverted https://github.com/pytorch/pytorch/pull/119242 on behalf of https://github.com/facebook-github-bot due to Diff reverted internally ([comment](https://github.com/pytorch/pytorch/pull/119242#issuecomment-1931445631))
