* [NPU] reorganization for device API abstraction

* [NPU] delete old files

* [NPU] fix npu_collective_helper

* [NPU] fix collective_helper

* [NPU] fix ut

* [NPU] mod memory allocation and hccl_helper

* [NPU] fix place_type

* [NPU] split enfoce.h

* move acl* call into npu_info

* merge conflict

* fix merge

* merge conflict

* merge conflict

* [NPU] conv2d_transpose_grad, test=develop

* remove debug files, test=develop

* fix bug, test=develop

* [NPU] fix test_conv2d_transpose_op_npu, test=develop

* add conv2d_transpose npu op

* CopyRight 2020 to 2021

* add fp32

* delete repeat test case

* delete repeat test case

* fix paddle.NPUPlace