ConvTranspose does not support input rank other than 4

[BowenBao]

Describe the bug
ConvTranspose does not support input rank other than 4. This is also commented in the code

onnxruntime/onnxruntime/core/providers/cpu/nn/conv_transpose_attributes.h

Line 61 in a5a57a4

// This condition is not true for two tests in ONNX tests series:

and the two related tests are disabled today.

Urgency
This is blocking Waveglow model (1d ConvTranspose). . https://drive.google.com/file/d/1rHTmCwZfyhrz-bRx6kzPHb9YJTpokoBO/view?usp=sharing

2019-11-13 17:10:46.641685893 [E:onnxruntime:Default, runner.cc:342 RunTask] waveglow:Non-zero status code returned while running ConvTranspose node. Name:'' Status Message: Input X must be 4-dimensional. X: {1,80,222}

To Reproduce
Run the above waveglow model. Or the unittest case from onnx test_convtranspose_1d_cpu.

[yuslepukhin]

I think it is a feature request.

[askhade]

#2578 implements Conv1DTranspose