ARM: multi_v7_defconfig: add Renesas DPCM Sound Card

This patch enables Renesas DPCM related sound card.
It is used for...
 - Sampline rate convert
 - CTU/MIXer

Note: you need to enable these settings on DTS file

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/configs/multi_v7_defconfig

@@ -462,6 +462,7 @@ CONFIG_SND_ATMEL_SOC=m
 CONFIG_SND_ATMEL_SOC_WM8904=m
 CONFIG_SND_SOC_SH4_FSI=m
 CONFIG_SND_SOC_RCAR=m
+CONFIG_SND_SOC_RSRC_CARD=m
 CONFIG_SND_SOC_TEGRA=m
 CONFIG_SND_SOC_TEGRA_RT5640=m
 CONFIG_SND_SOC_TEGRA_WM8753=m