ASoC: Intel: haswell-ipc: remove redundant assignments

ASoC: Intel: haswell-ipc: remove redundant assignments

Fix cppcheck warnings:

sound/soc/intel/haswell/sst-haswell-ipc.c:430:8: style: Variable 'i'
is assigned a value that is never used. [unreadVariable]

sound/soc/intel/haswell/sst-haswell-ipc.c:1792:8: style: Variable 'id'
is assigned a value that is never used. [unreadVariable]

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200813200147.61990-16-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>