cnss2: Release wake_request if timeout

After wake_request, still it is possible that SoC failed
to awake.
Release the request if timeout occurs.

Change-Id: Ia750e15ab8c9a79e4cb455ffd44b7e7a59c3da49
CRs-Fixed: 2601850
Signed-off-by: Lin Bai <lbai@codeaurora.org>