Move ROCm distributed jobs back to periodic (#102790)
Unstable jobs can now be handled by creating issues like https://github.com/pytorch/pytorch/issues/102789. There is no need to manually move them to unstable workflow anymore
### Testing
ROCm distributed jobs show up as `unstable` https://hud.pytorch.org/pr/pytorch/pytorch/102790#5150329587
Pull Request resolved: https://github.com/pytorch/pytorch/pull/102790
Approved by: https://github.com/jithunnair-amd, https://github.com/malfet
