uclient: fill in InodeCap::wanted member on send_cap.
uclient: fill in InodeCap::wanted member on send_cap.

Previously it was never used, which I think led to spamming the MDS
with cap messages!

Hopefully this won't reveal any new cap-handling bugs...

Signed-off-by: Greg Farnum <0bcb4295d38ee745130ea5f2bb88ef4eef474e61@dreamhost.com>

ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph