ASoC: SOF: mediatek: Add shared_size for mediatek common chip information

ASoC: SOF: mediatek: Add shared_size for mediatek common chip information

Add shared_size for mediatek common chip information which is used for
audio and trace dma.

Reviewed-by: Curtis Malainey <cujomalainey@chromium.org>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: YC Hung <yc.hung@mediatek.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220606210212.146626-4-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>