Pass `_allow_empty_param_list` into func opt ctor (#63163)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/63163
Test Plan: Imported from OSS
Reviewed By: mrshenli
Differential Revision: D30284615
Pulled By: andwgu
fbshipit-source-id: 4857f5b618ec5b007648737ab532ce605e5d70dc
