dt-bindings: sound: Add snapshot of audio port types for soundwire

This is a snapshot of the audio codec port types in new header
required by soundwire interface as of commit<I2325b> (Add new
file of audio port types for soundwire).

Change-Id: I2325b3a8d04aaa5e204ab7e51041329700156154
Signed-off-by: Ramprasad Katkam <katkam@codeaurora.org>
Signed-off-by: Meng Wang <mengw@codeaurora.org>