ARM: dts: msm: Add multi queue support for sdx55

Add multi queue support in stmmac driver to
enable Avb and IPA offload data paths.

Change-Id: Ie7b77ce8c453bc94cadfeb4b185878a15e603a98
Acked-by: Rahul Kawadgave <rahulak@qti.qualcomm.com>
Signed-off-by: Sunil Paidimarri <hisunil@codeaurora.org>