Merge "Allow VTS tests to pass on devices without Supplicant AIDL." am: ac91c7c9dd am: 57aaae7ad5 am: fc12c9d39e

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1945692

Change-Id: Ie53860d68503835213260539fe587a184c64f348