Updated openstack/openstack
Project: openstack/oslo.i18n  d601e1c55ba44e4eaacdf7277fd4cbff1cbd755e

Split up monolithic test file

Split the tests up into multiple files for easier
maintenance.

Update the import order of modules used by the
tests.

bp graduate-oslo-i18n

Change-Id: If225bfa0a4d319ebc530c6497f74a20d0f25835b