Update i18n translation for neutron.server/scheduler log msg's

Validate that hacking rules apply to directories:
- neutron/scheduler
- neutron/server

Change-Id: I1353f5c8b01f85e4995ee1fb23a066506ed98e3f
Partial-bug: #1320867
Merge "Update i18n translation for neutron.server/scheduler log msg's"