core:OnVdsDuringFailureTimer log message malformed

This patch only formats the original message in a more
readable/understandable way.
The typo reported in the bug was fixed in other commit not related to
this bug as part of refine log messaging
Also the Time was removed from the message also in previous work since
this information already exists in each log message

Change-Id: Ibaf1d7c351a2d63d7f3cc58609a9c5016b8a13f5
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=1047567
Signed-off-by: Eli Mesika <emesika@redhat.com>