media: remove myself from dvb media maintainers

I have not been able to give dvb the attention it needs, and now I have
even less time. Of course I will continue to maintain rc-core (infrared).

Unfortunately this means that dvb will have maintainance issues.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

Documentation/driver-api/media/maintainer-entry-profile.rst

@@ -71,7 +71,7 @@ media maintainers do the review.
 
 The media maintainers that work on specific areas of the subsystem are:
 
-- Digital TV and remote controllers:
+- Remote Controllers (infrared):
     Sean Young <sean@mess.org>
 
 - HDMI CEC: