Use the hostapd_test_utils helper methods in am: c6cacf61 am: b2d1a3b4 am:...

Use the hostapd_test_utils helper methods in am: c6cacf61 am: b2d1a3b4 am: 9af8f6c1 am: b17aeef1

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/24589850



Change-Id: I5e17279bc315ec1cadfe7bee661d96698899dd5a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>