* change some symbol names

* add test

* add phi to opt.cc

* clean code

* up

* update

* up

* up

* Update pten_pass.mlir

* Update convolution_grad_kernel.cc

* update

* restore init_infrt_dialects

* restore

* up

* up

* up
Co-authored-by: NSuperjomn <yanchunwei@outlook.com>

* add infrt code

refined with Paddle's code style.

* rename CinnRtConfig to InfRtConfig

* rename CinnRt to InfRt of some code

* rename CINNRT to INFRT

* remove unnecessary code

* replace CINN to INFRT in the source code

* replace all "cinn" in code to "infrt"

* remove some const_cast