[Openstack-i18n] String changes in master

Hi! I've noticed string changes in master introduced in commit 21eaa8fa58d635c62f531c66c6c831fe7fbcdbb6 I've created a bug https://bugs.launchpad.net/horizon/+bug/1229749 and posted a review request with updated strings: https://review.openstack.org/#/c/48056/ Someone please take a look at it. Regards, -- Łukasz [DeeJay1] Jernaś