[Clean Fluid]Remove py_reader/double_buffer/create_py_reader_by_data/load from fluid.layer.io (#48589)


rm py_reader/double_buffer/create_py_reader_by_data/load

rm test_load_xpu

* clear fluid apis in fleet and passes

* fix model.py

* fix model.py

* fix cpp_pass.py

* clear loss.py

* change test file

* fix some test_*.py

* fix adaround.py

* fix evaluator.py

* fix CI bug

* fix CI bug

* fix decode.py

* fix detection.py

* fix ci bug

* rm test_sigmoid_cross_entropy_with_logits_op_ipu.py and fix __init__.py

* fix ci bug

* fix ci BUG

* add stat tool

* add roll and roll_grad kernels and strided_slice and strided_slice_grad kernels, test=kunlun

* add silu, unfold and their grads,test=kunlun

* fix boardcasting superlink

* Update bitwise_op.cc

* fix typo errors(from 48186)

* Update python/paddle/distribution/uniform.py
Co-authored-by: NLigoml <39876205+Ligoml@users.noreply.github.com>

* Update math.py

* Update math.py

* refix

* Update logic.py

* BaseTransform api doc; test=docs_preview

* Update python/paddle/vision/transforms/transforms.py

* for text block; test=docs_preview

* Update transforms.py
Co-authored-by: NLigoml <39876205+Ligoml@users.noreply.github.com>

* refactor: rm shrink_memory

* refactor: rm create_array

* refactor: rm array_length

* clean elem_arithmetic part6 unittest

* delete op_name_conflict unittest

* restore test_op_name_conflict

* fix codestyle test_op_function_generator

* [Fluid Clean]Migrate utils files and delete dygraph_to_static dir

* fix setup.py.in

* fix import

* fix unittest

* fix code style

* fix unittest

* rename kernel for top_k, slogdeterminant, generate_proposals_v2

* fix bug

* general optimization for no_varlen multihead

* update memory_optimize pass

* do not link python lib in tensor wrapper

* add flops for layer

* hide api

* add unitest

* instance norm support dynamic shape
* update unittest

* mv accuracy and auc

* rm distributions

* rm get_places

* replace metric

* remove conv_act_set from graph_pattern_detector.cc

* Support FP16 in generic TensorRT plugin.
* Support FP16 for Pad3D.

* fuse-mt passes compatible with structured pruning

* fix typo error

* pass CI-coverage

* c_embedding

* add annotations

* add annotations

* revision

* revise attrs