msm: vidc: Fix an issue in port reconfig

When FW sends SUFFICIENT resource request, driver is
handling that as a port reconfig case and userspace is
handling it as a non port reconfig case. This mismatch is
causing issues for flush. This change fixes the same.

Change-Id: I4fc37bf4b8ed32ef20a52814095e7eeac38729e0
Signed-off-by: Praneeth Paladugu <ppaladug@codeaurora.org>