Prelinking for x32 image showed that it was ignoring libraries
located at locations like /usr/libx32. Like that mips n32 has
library locations set as lib32
This commit modifies prelink.conf to look at libraries also
located at libx32 & lib32 locations.
Thanks to Mark Hatle for suggesting the fix.
Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>