ASoC: sgtl5000: Fix comment about register addresses

The list below the comment relates to sgtl5000 registers addresses, so change
the comment to improve the description.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
1 file changed