riscv: defconfig: Remove CONFIG_SND_SOC_STARFIVE=m

The SND_SOC_STARFIVE Kconfig symbol was removed, but it is still enabled
in the RISC-V defconfig.  Just remove it, as it is no longer needed.

Fixes: acc317e ("ASoC: starfive: Standardize ASoC menu")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>

Author: geertu

arch/riscv/configs/defconfig

@@ -191,7 +191,6 @@ CONFIG_SOUND=y
 CONFIG_SND=y
 CONFIG_SND_SOC=y
 CONFIG_SND_DESIGNWARE_I2S=m
-CONFIG_SND_SOC_STARFIVE=m
 CONFIG_SND_SOC_JH7110_PWMDAC=m
 CONFIG_SND_SOC_JH7110_TDM=m
 CONFIG_SND_SOC_WM8978=m