coverage.ini: ignore tests
coverage.ini: ignore tests

Change-Id: I62b3a06c2ff6b504fa4693daf7a7a6f2b28dc4db

dmerejkowsky/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,aldebaran/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild