arm64: dts: ti: k3-am65: ringacc: drop ti, dma-ring-reset-quirk

Remove obsolete "ti,dma-ring-reset-quirk" Ringacc DT property.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20200829184139.15547-4-grygorii.strashko@ti.com