[6.1][swift] Swift proxy-server not started after install MUs

[Vadim Rovachev]

Detailed bug description:
Swift proxy-server not started after install MUs not started because problems with pipeline
Steps to reproduce:
Install ISO 6.1
Install updates for fuel master
Create env with parameters:

"net_provider": 'neutron',
"net_segment_type": "vlan",
'volumes_ceph': True,
'images_ceph': True,
'ephemeral_ceph': True,
'objects_ceph': False,
'volumes_lvm': False,
'sahara': True,
'murano': True,
'ceilometer': True

nodes:
'slave-01': ['controller', 'mongo'],
'slave-02': ['controller', 'mongo'],
'slave-03': ['controller', 'mongo'],
'slave-04': ['compute', 'ceph-osd'],
'slave-05': ['compute', 'ceph-osd']

Deploy env.
Expected results:
Swift works
Actual result:
swift-proxy-server in endless loop for start.
Reproducibility:
100%

Try on manually start:
http://paste.openstack.org/show/505350/