ASoC: Fix errors in WM8990

The mis-typing exist in dapm controller definitions and dapm route definitions,
so happen mis-matched error when snd_soc_dapm_add_routes().

Cc: stable@kernel.org
Signed-off-by: Jinyoung Park <parkjy@mtekvision.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>