[COMMON] Get rid of python2

Python 2 is no more supported and Python 3 must be used.

Issue-ID: OOM-2643
Signed-off-by: Guillaume Lambert <guillaume.lambert@orange.com>
Change-Id: I81158561fa0af4b1441b27b3a4546b815fb659e3
(cherry picked from commit 9f759cd566146272d6173641e1d5ee64daafcd66)
1 file changed