ASoC: codecs: Refresh copyrights for Wolfson drivers

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm9712.c b/sound/soc/codecs/wm9712.c
index a154141..099e6ec 100644
--- a/sound/soc/codecs/wm9712.c
+++ b/sound/soc/codecs/wm9712.c
@@ -1,7 +1,7 @@
 /*
  * wm9712.c  --  ALSA Soc WM9712 codec support
  *
- * Copyright 2006 Wolfson Microelectronics PLC.
+ * Copyright 2006-12 Wolfson Microelectronics PLC.
  * Author: Liam Girdwood <lrg@slimlogic.co.uk>
  *
  *  This program is free software; you can redistribute  it and/or modify it