ARM: dts: msm: Use interrupts-extended for CDSP

Change the interrupts field for CDSP to interrupts-extended
since there are two different interrupt parents (intc and smp2p).

Change-Id: Ia9a58658515117c63bb8576701d01fc27d5a0483
Signed-off-by: Bruce Levy <blevy@codeaurora.org>