db: Trivial rewrapping of warning filters
db: Trivial rewrapping of warning filters

This was annoying me. I don't "fix" the warnings that I'm going to
remove in a future change.

Change-Id: Ia1da21577d859885838de10110dd473f72af285d
Signed-off-by: Stephen Finucane <492121341a95b3c3aab646bed44634f739dd019b@redhat.com>

mahak/nova,openstack/nova,openstack/nova,mahak/nova,openstack/nova,mahak/nova