ASoC: amd: acp-config: Add missing MODULE_DESCRIPTION

Add the missing MODULE_DESCRIPTION() to avoid the following warning when
building with W=1:

WARNING: modpost: missing MODULE_DESCRIPTION() in sound/soc/amd/snd-acp-config.o

Fixes: f1bdd8d3 ("ASoC: amd: Add module to determine ACP configuration")
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Link: https://msgid.link/r/20231209203229.878730-5-cristian.ciocaltea@collabora.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/amd/acp-config.c

@@ -307,4 +307,5 @@ struct snd_soc_acpi_mach snd_soc_acpi_amd_acp63_sof_machines[] = {
 };
 EXPORT_SYMBOL(snd_soc_acpi_amd_acp63_sof_machines);
 
+MODULE_DESCRIPTION("AMD ACP Machine Configuration Module");
 MODULE_LICENSE("Dual BSD/GPL");