Remove reference to 9.2 as it's been removed from nightlies (#53716)
Summary:
Removing a tiny bit of unneeded reference to cuda92 for windows binary. Note that the config.yml did not change.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/53716
Reviewed By: VitalyFedyunin
Differential Revision: D26947029
Pulled By: janeyx99
fbshipit-source-id: 3bbf1faa513756eda182d2d80033257f0c629309
