ARM64: DT: HiSilicon ARM64 DT updates for v6.5

- Clean up the pinctrl-single node names and correct the #size-cells of
the pinctrl controller nodes

* tag 'hisi-arm64-dt-for-6.5' of https://github.com/hisilicon/linux-hisi:
  arm64: dts: hisilicon: Unify pinctrl-single pin group nodes

Link: https://lore.kernel.org/r/6482C916.1010507@hisilicon.comSigned-off-by: Arnd Bergmann <arnd@arndb.de>