add named parameters to mobile module (#41376)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/41376
torch::jit::mobile::Module does not currently support accessing parameters via their attribute names, but torch::jit::Module does. This diff adds an equivalent functionality to mobile::Module.
Test Plan: Imported from OSS
Reviewed By: iseeyuan
Differential Revision: D22609142
Pulled By: ann-ss
fbshipit-source-id: 1a5272ff336f99a3c0bb6194c6a6384754f47846
