powerpc: dts: acadia: DT fix s/#interrupts-parent/#interrupt-parent/

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
1 file changed