ASoC: Intel: sof_sdw: Rename sof_sdw_max98373.c file to sof_sdw_maxim.c

This is needed to use the common implementation for other maxim
soundwire codecs
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Yong Zhi <yong.zhi@intel.com>
Signed-off-by: Uday M Bhat <uday.m.bhat@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20230602202225.249209-25-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/Makefile

@@ -37,7 +37,7 @@ snd-soc-sof_da7219_max98373-objs := sof_da7219_max98373.o
 snd-soc-ehl-rt5660-objs := ehl_rt5660.o
 snd-soc-sof-ssp-amp-objs := sof_ssp_amp.o
 snd-soc-sof-sdw-objs += sof_sdw.o				\
-			sof_sdw_max98373.o sof_sdw_rt_amp.o	\
+			sof_sdw_maxim.o sof_sdw_rt_amp.o	\
 			sof_sdw_rt5682.o sof_sdw_rt700.o	\
 			sof_sdw_rt711.o sof_sdw_rt_sdca_jack_common.o	\
 			sof_sdw_rt712_sdca.o sof_sdw_rt715.o	\