msm: camera: isp: Increase default SOF freeze timeout

Increase default SOF freeze timeout to 5 second. This
will be updated based on additional timeout received in
further requests.

CRs-Fixed: 2612131
Change-Id: I6b2cb40ea288cb631acf429471a660f8dd4812b9
Signed-off-by: Rishabh Jain <risjai@codeaurora.org>