MAINTAINERS: Add Stefan Wahren to bcm2835.

Stefan has been active on the platform since 2015, helping to polish
drivers for upstreaming and providing review feedback to other
contributors, along with doing new development.
Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Stefan Wahren <stefan.wahren@i2se.com>

MAINTAINERS

@@ -2651,6 +2651,7 @@ F:	arch/arm/mach-bcm/
 BROADCOM BCM2835 ARM ARCHITECTURE
 M:	Lee Jones <lee@kernel.org>
 M:	Eric Anholt <eric@anholt.net>
+M:	Stefan Wahren <stefan.wahren@i2se.com>
 L:	linux-rpi-kernel@lists.infradead.org (moderated for non-subscribers)
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 T:	git git://github.com/anholt/linux