[FX] Fix default argument handling for Interpreter (#72272)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/72272
Test Plan: Imported from OSS
Reviewed By: dagitses
Differential Revision: D33984862
Pulled By: jamesr66a
fbshipit-source-id: 7d89901c2041806df86c9b08f3af731f3afc9100
(cherry picked from commit f79f0e451e1da820cb59cc3267376615699061ea)
