MAINTAINERS: add ARM Marvell Berlin SoC

This adds Marvell Berlin SoC to the list of maintainers. I am taking
maintainership for arch/arm/mach-berlin/.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Acked-by: Jason Cooper <jason@lakedaemon.net>
1 file changed