There is a race condition that makes overcloud deployment randomly failing. See the bug report. Reverting for now because the gate is failing too much times on it and we don't have a proper solution. Partial-Bug: #1713832 This reverts commitdd3398f214. Change-Id: I18a55efc78b6dc5fcb83248961eee078cdd6e89d (cherry picked from commit5e4b286a55)