ASoC: rt5659: Add Kconfig prompt

Add tristate prompt to allow codec selection.

Cc: Oder Chiou <oder_chiou@realtek.com>
Cc: Bard Liao <bardliao@realtek.com>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Link: https://lore.kernel.org/r/1611944866-29373-5-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/Kconfig

@@ -1162,7 +1162,7 @@ config SND_SOC_RT5651
 	depends on I2C
 
 config SND_SOC_RT5659
-	tristate
+	tristate "Realtek RT5658/RT5659 Codec"
 	depends on I2C
 
 config SND_SOC_RT5660