MAINTAINERS: ARM: EXYNOS: Add Krzysztof Kozlowski as co-maintainer

MAINTAINERS: ARM: EXYNOS: Add Krzysztof Kozlowski as co-maintainer

Add Krzysztof Kozlowski as a co-maintainer of Samsung Exynos ARM
architecture to review the patches. Patches will go as usual - picked up
by Kukjin Kim.

Cc: Russell King <[email protected]>
Cc: Kukjin Kim <[email protected]>
Cc: Kevin Hilman <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Cc: Olof Johansson <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Acked-by: Javier Martinez Canillas <[email protected]>
Acked-by: Tobias Jakobi <[email protected]>
Acked-by: Olof Johansson <[email protected]>
Acked-by: Kevin Hilman <[email protected]>
Signed-off-by: Kevin Hilman <[email protected]>