arm64: dts: k3-am65: Update the RM resource types

Update the ringacc and udma dt nodes to use the latest RM resource types
similar to the ones used in k3-j721e dt nodes.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20200806074826.24607-14-lokeshvutla@ti.com