* [DOC][cherry-pick] update paddle lite docs (#4347)

* [DOC] update paddle lite docs (#4329)

* [DOC] fix doc of support models tutorials and arch, test=develop, test=document_fix

* [DOC] update architecture, test=develop, test=document_fix

* [DOC] some updates based on v2.6, test=develop, test=document_fix

* [DOC] update based on v2.7, test=document_fix

* [DOC] update compile doc, test=develop, test=document_fix

* fix doc p2 issues, test=develop, test=document_fix

* fix doc issue, test=develop

test=develop,test=document_fix

[RKNPU] Adapting to the changing of the quantization parameters, and supporting the fully quantized mobilenetv1 model (#4046)

* [RKNPU] Adapting to the changing of the quantization parameters, and supporting the fully quantized mobilenetv1 model
test=develop

* [Doc] Update the doc for apu and rknpu
test=develop

* add opencl valid api for device

* test=develop, support WITH_TESTING=ON on windows

test=develop, modify the path of test_file in build_windows.bat

test=develop, modify the docment of windows compilation

test=develop, modify the document

* test=develop, modify the build_windows.bat

* ehance opencl docs for releasev2.6.0.

* split subgraph model doc

* fix cuda demo. test=develop

* update type error. test=develop

* Fix OpenCL kernel of exp, tanh,

* Fix layout pass for opencl backend,

* Add how to debug cl kernel. test=develop.

add cuda c++ doc