Migraphx improvements (#4328)
* Add amd migraphx execution provider to onnx runtime
* rename MiGraphX to MIGraphX
* add migraphx EP to tests
* support multiple program output
* disable more tests
* backup changes related to program multiple outputs
* remove logging code
* remove unnecessary changes in migraphx_execution_provider.cc
* add migraphx EP to tests
* add input requests of the batchnorm operator
* add to support an onnx operator PRelu
* update migrapx dockerfile and removed one unused line
* chagnes related to support dynamic input shape
* fix build error
* code backup
* code backup
* version that has 106 models run correctly
* code backup
* code backup
* remove unnecessary print info
* code backup
* code backup
* code backup
* code backup
* code backup
* code backup
* changes corresponding to migraphx change
* fix merge conflict
* minor code cleanup
* code cleanup
* remove unnecessary code
* remove unnecessary code
* add to support more constant folding analysis
* more constant folding checking for shape input
* add env var to control whether fp16 is enabled. Modify docker file to use ROCM3.3
* fix function name to avoid build error
* add build and execution instruction for migraphx execution provider
* added more build instructions
* fixed a small format error
* a minor change
* fix review comments
* another minor change
* additional refinement of the documents
* additional changes
* remove unnecessary changes in the dockfile
* additional changes for the dockerfile
* code change backup
* fix errors related to a few unit tests
* fix a build error related to api change
* fix unit test errors by either disabling the test or fix related isssues
* remove unnecessary log info
* sync submodule tvm with master
* remove unnecessary changes
* remove an unnecessary code line
* refine documents for addition example
