Buildroot generates Linux systems, so there is no need to have
MS Windows executables in there.
This reduces the target filesystem size by about 600kB:
$ du -hcs usr/lib/python2.7/distutils/command/wininst-*.exe
60K usr/lib/python2.7/distutils/command/wininst-6.0.exe
64K usr/lib/python2.7/distutils/command/wininst-7.1.exe
60K usr/lib/python2.7/distutils/command/wininst-8.0.exe
192K usr/lib/python2.7/distutils/command/wininst-9.0.exe
220K usr/lib/python2.7/distutils/command/wininst-9.0-amd64.exe
596K total
Signed-off-by: Titouan Christophe <titouan.christophe@railnova.eu>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>