V4L/DVB: lgdt3305: update lgdt3305.h header to match the header in lgdt3305.c

Signed-off-by: NMichael Krufky <mkrufky@kernellabs.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/lgdt3305.h

 /*
- *    Support for LGDT3305 - VSB/QAM
+ *    Support for LG Electronics LGDT3304 and LGDT3305 - VSB/QAM
  *
  *    Copyright (C) 2008, 2009 Michael Krufky <mkrufky@linuxtv.org>
  *