Subtree merge tag 'v6.9-dts' of devicetree-rebasing repo [1] into dts/upstream

[1] https://git.kernel.org/pub/scm/linux/kernel/git/devicetree/devicetree-rebasing.git/

Tested-by: Heiko Stuebner <heiko@sntech.de> # rk3588-rock5b, rk3588-jaguar,
                                            # rk3588-tiger (pending patch)