arm64: dts: allwinner: h5: Add deinterlace node

Deinterlace core is completely compatible to H3.

Add a node for it.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20210106182523.1325796-1-jernej.skrabec@siol.net