make installworld for i386 fails on Kyuafile

[Vladimir Sharun]

Hello,

Seems this issue raised again in r272469, at least today and yesterday 
installworld fails. Last time was few minutes ago with the revision shown.

 
> > install: /usr/tests/lib/libproc/Kyuafile: No such file or directory
> 
> Fixed in r271950. Problem introduced in r271937 which seems to have
> missed part of the change sent out for review in D710.