MAINTAINERS: Redo addition of ssm3515 to APPLE SOUND

The MAINTAINERS entries added in commit 4ac690bb ("ASoC: ssm3515:
Add new amp driver") were later erased in a merge commit. Re-add those.

Cc: Mark Brown <broonie@kernel.org>
Fixes: af53b00f ("Merge tag 'v6.4-rc2' into asoc-6.5 to get fixes for CI")
Signed-off-by: Martin Povišer <povik+lin@cutebit.org>
Link: https://lore.kernel.org/r/20230712121556.93500-1-povik+lin@cutebit.orgSigned-off-by: Mark Brown <broonie@kernel.org>

MAINTAINERS

@@ -1934,9 +1934,11 @@ M:	Martin Povišer <povik+lin@cutebit.org>
 L:	asahi@lists.linux.dev
 L:	alsa-devel@alsa-project.org (moderated for non-subscribers)
 S:	Maintained
+F:	Documentation/devicetree/bindings/sound/adi,ssm3515.yaml
 F:	Documentation/devicetree/bindings/sound/apple,*
 F:	sound/soc/apple/*
 F:	sound/soc/codecs/cs42l83-i2c.c
+F:	sound/soc/codecs/ssm3515.c
 
 ARM/APPLE MACHINE SUPPORT
 M:	Hector Martin <marcan@marcan.st>