rockchip: disable SPL_ARCH_MEMCPY/MEMSET for rk3036

RK3036 has no enough sapce use ARCH_MEMCPY/MEMSET in spl stage
Signed-off-by: NAndy Yan <andy.yan@rock-chips.com>
Reviewed-by: NSimon Glass <sjg@chromium.org>
Acked-by: NPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: NPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>

configs/evb-rk3036_defconfig

 CONFIG_ARM=y
+# CONFIG_SPL_USE_ARCH_MEMCPY is not set
+# CONFIG_SPL_USE_ARCH_MEMSET is not set
 CONFIG_ARCH_ROCKCHIP=y
 CONFIG_ROCKCHIP_RK3036=y
 CONFIG_TARGET_EVB_RK3036=y

configs/kylin-rk3036_defconfig

 CONFIG_ARM=y
+# CONFIG_SPL_USE_ARCH_MEMCPY is not set
+# CONFIG_SPL_USE_ARCH_MEMSET is not set
 CONFIG_ARCH_ROCKCHIP=y
 CONFIG_ROCKCHIP_RK3036=y
 CONFIG_TARGET_KYLIN_RK3036=y