Fix issue 22015, let Clip layer support 1-3 inputs
* Fix issue 22015.
Let layer Clip support 1-3 inputs.
* Resolve other problems caused by modifications
* Update onnx_importer.cpp
added extra checks to min/max handling in Clip
* Add assertions to check the size of the input
* Add test for clip with min and max initializers
* Separate test for "clip_init_min_max". Change the check method for input_size to provide a clearer message in case of problem.
* Add tests for clip with min or max initializers
* Change the implementation of getting input
Co-authored-by: Vadim Pisarevsky <vadim.pisarevsky@gmail.com>
Wanli
a6ca48a1c2