MAINTAINERS: Update for the current location of the bcm2835 tree.

I've been maintaining the bcm2835 branches here for a year or so.
Signed-off-by: NEric Anholt <eric@anholt.net>
Acked-by: NStefan Wahren <stefan.wahren@i2se.com>
Acked-by: NStephen Warren <swarren@wwwdotorg.org>
Signed-off-by: NFlorian Fainelli <f.fainelli@gmail.com>

MAINTAINERS

@@ -2624,7 +2624,7 @@ M:	Lee Jones <lee@kernel.org>
 M:	Eric Anholt <eric@anholt.net>
 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://git.kernel.org/pub/scm/linux/kernel/git/rpi/linux-rpi.git
+T:	git git://github.com/anholt/linux
 S:	Maintained
 N:	bcm2835
 F:	drivers/staging/vc04_services