Do not require the hiddenapi-test-flags argument

Bug: 197127958
Test: atest CtsHiddenApiBlocklistTestApiTestCases CtsHiddenApiBlocklistDebugClassTestCases
Merged-In: I47c454844af8b4797a518a810b17cd4fae49b03b
Change-Id: I47c454844af8b4797a518a810b17cd4fae49b03b
(cherry picked from commit 5f0aa9517ad29dac17a651c728196301fca77664)
2 files changed