Updated openstack/openstack
Project: openstack/heat  1a6f9f35627b761c3635540627b2de5d77346e4c

Fix delete failed because association creation failed

Modify if the eip association is not created successful,
don't try to delete it.

Implements blueprint implement-ec2eip-updatable

Change-Id: Ifa883c31214c4cc367751766efcb6b775d1b4ffe