NFSv4.1: We must always send RECLAIM_COMPLETE after a reboot

Currently, we are only guaranteed to send RECLAIM_COMPLETE if we have
open state to recover. Fix the client to always send RECLAIM_COMPLETE
after setting up the lease.

Fixes: fce5c838

 ("nfs41: RECLAIM_COMPLETE functionality")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>