arm64: dts: rockchip: add rk3328-roc-cc cpu-supply entries for all cpu nodes

In line with the rock64 dts, specify the cpu-supply
for the other cpus as well

Signed-off-by: Leonidas P. Papadakos <papadakospan@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>