Pin cmake version because recent cmake upgrade breaks pytorch (#845)
Summary:
See details at: https://github.com/pytorch/pytorch/issues/74985
Pull Request resolved: https://github.com/pytorch/benchmark/pull/845
Reviewed By: erichan1
Differential Revision: D35299279
Pulled By: xuzhao9
fbshipit-source-id: e3bf850c210f797585e1651b37cc78c8690ef81c