cyan: merge into Strago intf

Cyan is a strago, just combine the platforms.

BUG=b:174770233
TEST="mosys platform model" on cyan

Change-Id: I50b9622591eabcc38c2646e211229319b81e392f
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/mosys/+/2572023
Tested-by: Jack Rosenthal <jrosenth@chromium.org>
Reviewed-by: C Shapiro <shapiroc@chromium.org>
Commit-Queue: Jack Rosenthal <jrosenth@chromium.org>
6 files changed