MAINTAINERS: switch drm/i915 to Daniel Vetter

... given that I essentially run the show already, let's make this
official.
Acked-by: NDave Airlie <airlied@redhat.com>
Signed-Off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>

MAINTAINERS

@@ -2373,10 +2373,10 @@ F:	drivers/gpu/drm/
 F:	include/drm/
 
 INTEL DRM DRIVERS (excluding Poulsbo, Moorestown and derivative chipsets)
-M:	Keith Packard <keithp@keithp.com>
+M:	Daniel Vetter <daniel.vetter@ffwll.ch>
 L:	intel-gfx@lists.freedesktop.org (subscribers-only)
 L:	dri-devel@lists.freedesktop.org
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/keithp/linux.git
+T:	git git://people.freedesktop.org/~danvet/drm-intel
 S:	Supported
 F:	drivers/gpu/drm/i915
 F:	include/drm/i915*