icnss: Stay awake during recovery

During recovery, there is a chance of suspending if WLAN FW takes a
while to come-up. Stay awake during recovery.

CRs-fixed: 1081218
Change-Id: I57c54da77500e38fcace367f70befed741e0e70d
Signed-off-by: Prashanth Bhatta <bhattap@codeaurora.org>