arm64: defconfig: Build Tegra ASRC module

Asynchronous Sample Rate Converter (ASRC) module is a client of AHUB on
Tegra186 and later SoCs. To use this module enable the driver build.
Signed-off-by: NSameer Pujar <spujar@nvidia.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

arch/arm64/configs/defconfig

@@ -791,6 +791,7 @@ CONFIG_SND_SOC_TEGRA=m
 CONFIG_SND_SOC_TEGRA210_AHUB=m
 CONFIG_SND_SOC_TEGRA210_DMIC=m
 CONFIG_SND_SOC_TEGRA210_I2S=m
+CONFIG_SND_SOC_TEGRA186_ASRC=m
 CONFIG_SND_SOC_TEGRA186_DSPK=m
 CONFIG_SND_SOC_TEGRA210_ADMAIF=m
 CONFIG_SND_SOC_TEGRA210_MVC=m