Modify decorator for acc op converters (#67636)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/67636
Modify decorator to denote whether a acc op converter is able to support explicit/implicit batch dim. This info will be used by trt_splitter when determine whether a node can be split into acc graph.
This is can prevent us from split node to acc module and later found no proper converter exist for the node and fail the lower process.
Test Plan: unit test
Reviewed By: 842974287
Differential Revision: D31998477
fbshipit-source-id: 6789ebef4a76f9a0c1ab3edf8e846a5b6143326b
