rockchip: rk3288-power: sync power domain dt-binding header from Linux

In order to update the DT for rk3288
sync the power domain dt-binding header.
This is the state as of v5.17 in Linux.
Change location to be more in line with other SoCs.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>