MAINTAINERS: update Xe driver maintainers

Because I left Intel, I'm removing myself from the list
of Xe driver maintainers.

Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Acked-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240515162222.12958-3-ogabbay@kernel.org
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>

Author: ogabbay

MAINTAINERS

@@ -10863,7 +10863,6 @@ F:	include/uapi/drm/i915_drm.h
 
 INTEL DRM XE DRIVER (Lunar Lake and newer)
 M:	Lucas De Marchi <lucas.demarchi@intel.com>
-M:	Oded Gabbay <ogabbay@kernel.org>
 M:	Thomas Hellström <thomas.hellstrom@linux.intel.com>
 L:	intel-xe@lists.freedesktop.org
 S:	Supported