ASoC: SOF: mediatek: Align mt8186 clock names with dt-bindings

Align clock names in mt8186 dsp driver with dt-bindings.

Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com>
Link: https://lore.kernel.org/r/20220622062245.21021-5-tinghan.shen@mediatek.com


Signed-off-by: Mark Brown <broonie@kernel.org>