msm: camera: reqmgr: Deliver matching frames for master-slave sync

If an SOF is skipped on one link due to request packet unavailability,
skip the corresponding SOF on the sync link as well.

Change-Id: Ife894d22393eb87ae60e3af3af23225ec81d43f0
Signed-off-by: Karthik Anantha Ram <kartanan@codeaurora.org>