benchmark binary ops in binary_test (#31326)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/31326
as title
Test Plan:
```
buck run caffe2/benchmarks/operator_benchmark/pt:binary_test -- --iterations 1
# ----------------------------------------
# PyTorch/Caffe2 Operator Micro-benchmarks
# ----------------------------------------
# Tag : short
# Benchmarking PyTorch: add
# Mode: Eager
# Name: add_in_one[64,1,64]_in_two[1,64,1]_cpu_dtypetorch.float32
# Input: in_one: [64, 1, 64], in_two: [1, 64, 1], device: cpu, dtype: torch.float32
Forward Execution Time (us) : 28080.802
Reviewed By: hl475
Differential Revision: D19120113
fbshipit-source-id: 1105de208f7609cc6d74f0b5bc6fe75f19146b28
