pmdomain: sunxi: sun20i-ppu: add A523 support

A523 has a PPU like the one in the Allwinner D1 SoC.

Add a compatible entry and a list of power domain names for it.

Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Link: https://lore.kernel.org/r/20250712074021.805953-3-wens@kernel.org


Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>