Don't report INFO alerts for router monitoring alerts

[yadvr]

The VR alerts may also include INFO (non-issue/error) related errors which may confuse the admins that there is a problem in the VR. The alerts should not be sent for INFO messages, but may be logged.

ISSUE TYPE

• Improvement Request

COMPONENT NAME

VR

CLOUDSTACK VERSION

ACS 4.11.x, 4.12.x