arm64: dts: rockchip: Add rk3528 QoS register node

arm64: dts: rockchip: Add rk3528 QoS register node

The Quality-of-Service (QsS) node stores/restores specific
register contents when the power domains is turned off/on.
Add QoS node so that they can connect to the power domain.

Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Link: https://lore.kernel.org/r/20250306123809.273655-3-amadeus@jmu.edu.cn
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
[ upstream commit: 61a05d8ca3030a544175671f5fab7a8f29c24085 ]

(cherry picked from commit 9ee90dfd6957fcc42ea94c43d195b01d1b286713)
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>