This technique is no longer used (nor necessary), let's just remove it
to avoid any confusion.
(From yocto-docs rev: 8f50d0bf22fea8064c112f52df06dbd6a85a7a83)
Signed-off-by: Paul Eggleton <bluelightning@bluelightning.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>