pytorch

cdf9572c - add BFloat16 operators on CPU: histc, atan2 (#72695)

add BFloat16 operators on CPU: histc, atan2 (#72695) Fixes #ISSUE_NUMBER Pull Request resolved: https://github.com/pytorch/pytorch/pull/72695 Approved by: https://github.com/VitalyFedyunin, https://github.com/frank-wei