MAINTAINERS: tegra: Replace Stephen with Jon

For a while now, Stephen's been focussing on other areas of the open
source community and within NVIDIA. Jon Hunter's been doing a great job
keeping things working. Replace Stephen's entry with Jon's.
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

MAINTAINERS

@@ -12302,9 +12302,9 @@ S:	Maintained
 F:	drivers/media/rc/ttusbir.c
 
 TEGRA ARCHITECTURE SUPPORT
-M:	Stephen Warren <swarren@wwwdotorg.org>
 M:	Thierry Reding <thierry.reding@gmail.com>
 M:	Alexandre Courbot <gnurou@gmail.com>
+M:	Jonathan Hunter <jonathanh@nvidia.com>
 L:	linux-tegra@vger.kernel.org
 Q:	http://patchwork.ozlabs.org/project/linux-tegra/list/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git