ASoC: rockchip: Drop includes from RK3399

The RK3399 ASoC driver includes two legacy GPIO headers but
doesn't use symbols from any of them. Delete the includes.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20230929-descriptors-asoc-rockchip-v2-2-2d2c0e043aab@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/rockchip/rk3399_gru_sound.c

@@ -8,8 +8,6 @@
 #include <linux/module.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
-#include <linux/gpio.h>
-#include <linux/of_gpio.h>
 #include <linux/delay.h>
 #include <linux/spi/spi.h>
 #include <linux/i2c.h>