Updated openstack/openstack
Project: openstack/neutron  81bc23fd4fcc8a84094d24903080dcd9ba0bdbd2

Removes unnecessary Embrane module-level mocks

The embrane unit tests install a magicmock into
the system modules at the module level which
persists across all unit tests and isn't required.
This patch removes the unnecessary and limits the
life of the module mocks where they are necessary.

Partial-Bug: #1316401
Change-Id: Iaa38ee0c6821d46a6d78eefef39006df2c1c47e5