* copy kernel file to phi

* delete some code

* migrate uniform_random, test=kunlun

* fix input error, test=kunlun

* fix gpu register error, test=kunlun

* add include file, test=kunlun

* try fix error from CI, test=kunlun

* polish other PR

* fix CI-coverage error, test=kunlun

* migrate truncated_gaussian_random kernel to phi, test=kunlun

* reuse CPU kernel, test=kunlun

* debug kernel, test=kunlun

* migrate truncated_gaussian_random kernel to phi, test=kunlun

* split truncated_normal, test=kunlun

* try fix error from CI, test=kunlun