Add a conditional check for floating ip in rebuild server

We check to see if the floating ip exists in validation resources
before waiting for it to finish provisioning. In some scenarios
floating ip's are disabled which would cause this test to fail

Closes-Bug: #2132971
Change-Id: I687eb36c567be91419de6de37a90e4895ae16fb2
Signed-off-by: Ian Watson <ianwatson92@hotmail.co.uk>
Signed-off-by: Jan Horstmann <horstmann@osism.tech>
2 files changed