ASoC: Intel: atom: sst_ipc: remove redundant test

cppcheck warning:

sound/soc/intel/atom/sst/sst_ipc.c:344:30: style: Condition 'drv_id'
is always true [knownConditionTrueFalse]
 if (msg_high.part.result && drv_id && !msg_high.part.large) {
                             ^
sound/soc/intel/atom/sst/sst_ipc.c:337:13: note: Assuming that
condition 'drv_id==0' is not redundant
 if (drv_id == SST_ASYNC_DRV_ID) {
            ^
sound/soc/intel/atom/sst/sst_ipc.c:344:30: note: Condition 'drv_id' is
always true
 if (msg_high.part.result && drv_id && !msg_high.part.large) {
                             ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20220520211719.607543-7-pierre-louis.bossart@linux.intel.com


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