channel_wise option for percentile based normalization

[neuronflow]

Is your feature request related to a problem? Please describe.
Unlike the "standard" normalization, Percentile based normalization has no channel_wise option.
https://docs.monai.io/en/latest/transforms.html#normalizeintensity
https://docs.monai.io/en/latest/transforms.html#scaleintensityrangepercentiles

Describe the solution you'd like
introduce channel_wise option for percentile based norm. This becomes problematic when different percentiles per channel are needed.

Describe alternatives you've considered
Do it manually.

[Nic-Ma]

Hi @neuronflow ,

Thanks for raising this topic.
I am working on a related ticket #3466 , will cover your request together.

Thanks.