arm64: dts: rockchip: align pl330 node name with dtschema

[ Upstream commit 8fd94150 ]

Fixes dtbs_check warnings like:

  dmac@ff240000: $nodename:0: 'dmac@ff240000' does not match '^dma-controller(@.*)?$'

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20220129175429.298836-1-krzysztof.kozlowski@canonical.com


Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>