Log service_status.status instead of service_status

Reasons:
- While printing the service status to log instead of printing status
  it prints the object id for service_status object.

Changes:
- Replaces service_status by service_status.status.
- Now it prints the service status to the log.

Change-Id: I98b78eb065bb6a2bce31a9dfcc591423e653dbae
Closes-Bug: #1265141
Merge "Log service_status.status instead of service_status"