Integrating the following commit(s) to linux-yocto:
41721be8a03 cfg/debug: add kcov kernel configs
(From OE-Core rev: 399032f7fb277aa229acf784c40bc44e693c21a5)
Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>