Cleared up the last third of the description with better structure
and wording.
Fixes [YOCTO #9970]
(From yocto-docs rev: a2dbea4f3bbdddd72c86a5ade86ac822cd9bfecd)
Signed-off-by: Scott Rifenbark <srifenbark@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>