[pytorch] Add variadic run_method for lite intepreter (#44337)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/44337
Add a new run_method to mobile Module which is variadic (takes any number of arguments) to match full jit.
ghstack-source-id: 111909068
Test Plan: Added new unit test to test_jit test suite
Reviewed By: linbinyu, ann-ss
Differential Revision: D23585763
fbshipit-source-id: 007cf852290f03615b78c35aa6f7a21287ccff9e
