Fix fx2trt CI test trigger condition (#71014)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/71014
Replace test trigger with test_config matching.
Test Plan:
CI
https://github.com/pytorch/pytorch/runs/4746717568?check_suite_focus=true
Reviewed By: janeyx99
Differential Revision: D33480971
fbshipit-source-id: 9513e464753343a7ae47fcfaf48119f34bae94c5
