Reset domain verifications before browser query

Couldn't reproduce the flake, but this should ensure that the
browser query works from the reset state by doing it in the same method,
rather than relying on JUnit ordering.

Bug: 186568346

Test: atest DomainVerificationIntentStandaloneTests

Change-Id: I93c9b3f5e46d52dd763d8c7dca43cb04def2242e
1 file changed