Due to a lack of feature of OneView, python-oneviewclient always set the boot
device persistently. Now that one-time boot is implemented, we must use it
to save some time deploying instances with *_oneview drivers.
Change-Id: I01e6f2917d3077d0dddc298e0810574a5450fe09
Depends-On: I1163048b6edf8778c3a84414804b73eef2c0fd5f
Co-Authored-By: Hugo Nicodemos <nicodemos@lsd.ufcg.edu.br>