Adds a function that can be used by UI front ends to merge logging
configuration fragments.
(Bitbake rev: e860d93b76c142fdae90226bc68e4fe6e7b6a9db)
Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>