Use BPN instead of PN in FILES paths.
This fixes the login issue by /etc/passwd missing in multilib images.
(From OE-Core rev: ec62502988f0d79a69013513f2246980e0d8c01c)
Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>