Updated openstack/openstack
Project: openstack/nova  373058e8a152d8fc30ef8c0be68c7b054d2ac43c

Fix the explanation of HTTPNotFound for cell showing v2 API

This patch adds the explanation to cell showing in v2 API, when
the cell is not found, the exception of HTTPNotFound will return
more infomation.

Change-Id: I25dee08a04ad974af5309999527e0f173d2c2cab
Closes-Bug: #1316152