Revert "[CI] Use prebuilt triton from nightly repo (#94732)"
This reverts commit 18d93cdc5dba50633a72363625601f9cf7253162.
Reverted https://github.com/pytorch/pytorch/pull/94732 on behalf of https://github.com/kit1980 due to Reverting per offline discussion to try to fix dynamo test failures after triton update
