MAINTAINERS: Remove myself from e500

I recently left Freescale/NXP, and even before that it'd been a few years
since I was actively involved in KVM/QEMU work.
Signed-off-by: NScott Wood <oss@buserror.net>
Signed-off-by: NDavid Gibson <david@gibson.dropbear.id.au>

MAINTAINERS

@@ -645,7 +645,6 @@ F: hw/ppc/ppc440_bamboo.c
 
 e500
 M: Alexander Graf <agraf@suse.de>
-M: Scott Wood <scottwood@freescale.com>
 L: qemu-ppc@nongnu.org
 S: Supported
 F: hw/ppc/e500.[hc]
@@ -656,7 +655,6 @@ F: pc-bios/u-boot.e500
 
 mpc8544ds
 M: Alexander Graf <agraf@suse.de>
-M: Scott Wood <scottwood@freescale.com>
 L: qemu-ppc@nongnu.org
 S: Supported
 F: hw/ppc/mpc8544ds.c
@@ -933,7 +931,6 @@ F: include/hw/ppc/ppc4xx.h
 
 ppce500
 M: Alexander Graf <agraf@suse.de>
-M: Scott Wood <scottwood@freescale.com>
 L: qemu-ppc@nongnu.org
 S: Supported
 F: hw/ppc/e500*