V4L/DVB: rj54n1cb0c: fix a comment in the driver

RJ54N1CB0C is a Sharp camera sensor.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/rj54n1cb0c.c

 /*
- * Driver for RJ54N1CB0C CMOS Image Sensor from Micron
+ * Driver for RJ54N1CB0C CMOS Image Sensor from Sharp
  *
  * Copyright (C) 2009, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
  *