Some mirroring tests use wrong Messages

MD5-related test methods in ArtifactMirrorApplicationTest,
NewMirrorApplicationArtifactTest and MirrorTaskTest should assert log
message using the same Messages class as MD5ArtifactComparator's
compare method uses when generating the log message in question.

Change-Id: I6986d1d5748d55bed9589d71e9c4f62dfde91665
Signed-off-by: Mykola Nikishov <mn@mn.com.ua>
5 files changed