This reverts commit c11f4e5336.
Test should work since change:
I0b81282eba8238d8b64a67e38cf9d6392de1f85c
Conflicts:
devstack/nova-multi-cell-blacklist.txt
NOTE(aarents): the confict is due to change
I95bc22f7d65454cd9e7b54a0e6d9516f2f204978
Disable qos resize tempest test for nova-multi-cell job
Change-Id: Ib953470cf0ccddfec5f253097ddd7f7f0eaf4883