msm: fd: Handle timeout on stream off

On stream off, if there is a timeout waiting for
the current buffer to complete, do a
vb2_buffer_done on the active buffer before it is
removed from the queue. Reduce the timeout
wait time to 150ms

CRs-fixed: 961394
Change-Id: I57d616e9cf89f7722483fe0d49a0b5e44f0e4782
Signed-off-by: Ashwini Rao <ashwinik@codeaurora.org>