ARM: dts: msm: enable stub codec property for SDM855

Add stub codec devicetree property in wcd9360 sound node to
enable stub codec for front-end dais on SDM855 target.

Change-Id: I574f905a57c6895f0a2b07b5e449feec745efd02
Signed-off-by: Vidyakumar Athota <vathota@codeaurora.org>