doc-rst: media-controller: missing credits

When I wrote the MC next gen patches, I also improved the media
controller documentation and added documentation for
MEDIA_IOC_G_TOPOLOGY, but I forgot to add the credits on that
time.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

Documentation/linux_tv/media/mediactl/media-controller.rst

@@ -52,12 +52,19 @@ Authors:
 
  - Initial version.
 
+- Carvalho Chehab, Mauro <mchehab@kernel.org>
+
+ - MEDIA_IOC_G_TOPOLOGY documentation and documentation improvements.
+
 **Copyright** 2010 : Laurent Pinchart
+**Copyright** 2015-2016 : Mauro Carvalho Chehab
 
 ****************
 Revision History
 ****************
 
+:revision: 1.1.0 / 2015-12-12 (*mcc*)
+
 :revision: 1.0.0 / 2010-11-10 (*lp*)
 
 Initial revision