MAINTAINERS: Update Intel ASoC drivers maintainers

Adding myself to Intel ASoC drivers maintainers list.
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20190726181517.27655-1-cezary.rojewski@intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

MAINTAINERS

@@ -7861,6 +7861,7 @@ S:	Maintained
 F:	drivers/video/fbdev/i810/
 
 INTEL ASoC DRIVERS
+M:	Cezary Rojewski <cezary.rojewski@intel.com>
 M:	Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
 M:	Liam Girdwood <liam.r.girdwood@linux.intel.com>
 M:	Jie Yang <yang.jie@linux.intel.com>