The grenade job resource.sh script is waiting for the created object
status but not the overall load balancer status to go ACTIVE.
This can lead to the script failing with a 409 error.
This patch adds a check for the load balancer to be unlocked before
advancing to the next create call.
Change-Id: I6505243ddbf1eab7d110e9bfa03bffda840f07ae
d17b23282c