Ukrainian translation for simplesamlphp (simplesamlphp#2501)

* Create test

* Add files via upload

* Delete locales/uk/LC_MESSAGES/test

* Create admin.po

* Add files via upload

* Create LC_MESSAGES

* Delete modules/core/locales/uk/LC_MESSAGES

* Create core.po

* Add files via upload

* Create debugsp.po

* Add files via upload

* Create multiauth.po

* Add files via upload

* Create saml.po

* Add files via upload

Author: Melkin1968