[fx2trt] Enable enum type with lower_precision (#74841)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/74841
X-link: https://github.com/pytorch/fx2trt/pull/35
Reviewed By: jasonjk-park, wushirong
Differential Revision: D35003711
fbshipit-source-id: 2aaaa2c0158966807b03a063730ada7521b6a0fc
(cherry picked from commit 84f994a6004c43937a5fca792b441a026a0e43d1)
