zynq: kernel: remove sound kconfig options

The options are managed on a generic way by the sound
kmod packages

Additionally, none of the currently supported boards have
sound support out of the box, as they require programming
the FPGA fabric first

Signed-off-by: Luis Araneda <luaraneda@gmail.com>

target/linux/zynq/config-4.14

@@ -586,26 +586,7 @@ CONFIG_SERIO_SERPORT=y
 CONFIG_SG_POOL=y
 CONFIG_SMP=y
 CONFIG_SMP_ON_UP=y
-CONFIG_SND=y
-CONFIG_SND_ARM=y
-# CONFIG_SND_ARMAACI is not set
-CONFIG_SND_COMPRESS_OFFLOAD=y
-CONFIG_SND_DMAENGINE_PCM=y
-CONFIG_SND_JACK=y
-CONFIG_SND_JACK_INPUT_DEV=y
-CONFIG_SND_PCM=y
-CONFIG_SND_SOC=y
-CONFIG_SND_SOC_ADI=y
-CONFIG_SND_SOC_ADI_AXI_I2S=y
-CONFIG_SND_SOC_ADI_AXI_SPDIF=y
-CONFIG_SND_SOC_GENERIC_DMAENGINE_PCM=y
-CONFIG_SND_SOC_I2C_AND_SPI=y
-CONFIG_SND_SPI=y
-CONFIG_SND_SUPPORT_OLD_API=y
 CONFIG_SOC_BUS=y
-CONFIG_SOUND=y
-CONFIG_SOUND_OSS_CORE=y
-CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SPARSE_IRQ=y
 CONFIG_SPI=y
 CONFIG_SPI_BITBANG=y