[sl] readme

Author: Ilya Sakovich

README.md

@@ -60,3 +60,4 @@ php artisan nova-lang:publish de,ru --force
 | Lithuanian | lt | completed | [minved](https://github.com/minved) |
 | Hindi | hi | completed | [bantya](https://github.com/bantya) |
 | Bulgarian | bg | completed | [BKirev](https://github.com/BKirev) |
+| Slovenian | sl | completed | [morpheus7CS](https://github.com/morpheus7CS) |