Add setuptools requirement for version below 45.0.0

Versions of setuptools from 45.0.0 dropped python2 support.

Change-Id: I7831572287eb1dfef98e22c72a94307c46785484
Related-Prod: PROD-34533
(cherry picked from commit ac87e7147dbe9ddb833055665428fcc6ae638f18)
1 file changed