Add setuptools requirement for version below 45.0.0

Versions of setuptools from 45.0.0 dropped python2 support.

Related-Prod: PROD-34533
Change-Id: I1971a36da1e04f6c7f905c13934f41c51fab78ce
(cherry picked from commit 23bc891a93302739c55e54e291685867c55645ac)
1 file changed