custom BVT 7.0 is broken: fuel_webtest failed with: ImportError: No module named ipaddr

[Alexander Gordeev]

https://custom-ci.infra.mirantis.net/view/7.0/job/7.0.custom.ubuntu.bvt_2/7/console
https://custom-ci.infra.mirantis.net/view/7.0/job/7.0.custom.ubuntu.bvt_2/8/console

+ python fuelweb_test/run_tests.py -q --nologcapture --with-xunit --group=bvt_2
Traceback (most recent call last):
  File "fuelweb_test/run_tests.py", line 119, in <module>
    import_tests()
  File "fuelweb_test/run_tests.py", line 44, in import_tests
    from tests import test_admin_node # noqa
  File "/home/jenkins/workspace/7.0.custom.ubuntu.bvt_2/fuelweb_test/tests/test_admin_node.py", line 26, in <module>
    from fuelweb_test.helpers import checkers
  File "/home/jenkins/workspace/7.0.custom.ubuntu.bvt_2/fuelweb_test/helpers/checkers.py", line 34, in <module>
    from ipaddr import IPAddress
ImportError: No module named ipaddr

[Aleksandra Fedorova (bookwar)]

due to update of fuel-devops in stable/mitaka and master, environments for 7.0 tests becomes incompatible with /venv-nailgun-tests-2.9/ code

[Dmitry Kaigarodеsev (dkaiharodsev)]

solved by env redeployment