This reduces the number of files that need to be swept by not scanning
eg the library symlinks, and means we can remove the explicit islink()
checks in many of the tests.
(From OE-Core rev: aa9ec4b5c719bf610ad953095d1111e4c257747e)
Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>