Use SafetyCenterTestRule in remaining tests.

Make it compatible with the TestNotificationListener.
This will make sure that the way we setup/teardown our
tests is consistent (and this may help debug test failures
in setup a little better as per b/276844473#comment4).

Bug: 283745908
Test: builds + modified tests pass
Relnote: N/A
Change-Id: I6f3a5a98092efa153c18ff1f3ad09b7e2a105f7d