[ONNX] bump CI ort to 1.5.2 rel for stability (#46595)
Summary:
Recently the ort-nightly has become unstable and causing issues with CI tests. Switching to release package for now for stability, until the situation is improved.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/46595
Reviewed By: houseroad
Differential Revision: D24566175
Pulled By: bzinodev
fbshipit-source-id: dcf36e976daeeb17465df88f28bc9673eebbb7b7
