Similar to libaio, libcap is another dependency of ltp.
If libcap has been done populate_sysroot but rpm/ipk package is not
created, ltp will be compiled with libcap. So when install ltp to a
image, it complains that package libcap is not found.
[Yocto #2973]
(From OE-Core rev: bf5215f095e7e610508fcefe1224c9289c6c56cd)
Signed-off-by: Kang Kai <kai.kang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>