ARM: dts: msm: Enable WDSP SVA for sdmmagpie external codec

Enable the SPI instance used by external codec for the
WDSP SVA to work on sdmmagpie external codec target.

CRs-Fixed: 2358270
Change-Id: I20bf760e47527cabee74de2ce9a30c3ec1c7c1b6
Signed-off-by: Aditya Bavanari <abavanar@codeaurora.org>