sun8i: R40: SPI3 wrong node

[JuanEsf]

Hi everyone.

In Mainline Kernel 5.6-rc5 SPI nodes were added but the entered node belongs to mmc0.

https://github.com/BPI-SINOVOIP/BPI-M2U-bsp/blob/master/linux-sunxi/arch/arm/boot/dts/sun8iw11p1.dtsi#L672 (spi3)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/arm/boot/dts/sun8i-r40.dtsi?h=v5.6-rc5#n695 (spi3)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/arm/boot/dts/sun8i-r40.dtsi?h=v5.6-rc5#n198 (mmc0)

it should be:1c1f000
instead of:1c0f000