Add support to dump unsupported ops. Add lite_interpter_load test. (#34072)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/34072
This diff helps check all the ops not supported by lite_interpreter.
Helpful mainly to find all the ops that need to be added instead of adding them
one by one.
Test Plan:
buck run caffe2/binaries:lite_interpreter_model_load --
--model=<bytecode-model-path>
Reviewed By: iseeyuan
Differential Revision: D20194092
fbshipit-source-id: 0d596cd0204308027194af7ed738551d0c32a374
