MAINTAINERS: add maintainer entry for FREESCALE GPMI NAND driver

Add a maintainer entry for FREESCALE GPMI NAND driver and add myself as a
maintainer.

Signed-off-by: Han Xu <han.xu@nxp.com>
Acked-by: Huang Shijie <shijie.huang@arm.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
1 file changed