change conv, batchnorm input shapes (#30041)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/30041
as title
(Note: this ignores all push blocking failures!)
Test Plan:
```
buck run mode/opt //caffe2/benchmarks/operator_benchmark/pt:conv_test
# ----------------------------------------
# PyTorch/Caffe2 Operator Micro-benchmarks
# ----------------------------------------
# Tag : None
# Benchmarking PyTorch: ConvTranspose2d
# Mode: Eager
# Name: ConvTranspose2d_in_c512_out_c512_kernel3_stride2_N8_H64_W64_cpu
# Input: in_c: 512, out_c: 512, kernel: 3, stride: 2, N: 8, H: 64, W: 64, device: cpu
Forward Execution Time (us) : 751635.354
Reviewed By: hl475
Differential Revision: D18579767
fbshipit-source-id: 53bfac704828a836412434a66000c17f6ac1c727
