Label validator function has been left behind, although it's not
checking for anything right now - might be useful in future.
Change-Id: I74c744dc957d73aef7556aff00837611dadbada7
Following changes for cluster-drivers, move coe specific monitors
at driver level. This change is needed to add the driver field
properly.
Change-Id: Id4658b8f7400bf3c86c8ff81756fb33d1211a0b3
Implements: blueprint bay-drivers