MAINTAINERS: add maintainer for i.MX DRM driver

Add myself as the maintainer of the i.MX DRM driver.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
1 file changed