ASoC: topology: Reduce arguments of soc_tplg_kcontrol_bind_io()

Add the pointer of struct soc_tplg as one argument, so no need to
pass standard/vendor specific kcontrol handlers and their count.

Signed-off-by: Mengdong Lin <mengdong.lin@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>