Text in buttons

- In configuration, text in buttons should be changed (we already changed themn in old plugins, it was something likke "Save and go back to the course - Save and go to eXeLearning"

<img width="434" height="75" alt="Image" src="https://github.com/user-attachments/assets/e3bc2722-462c-49a2-8956-e556ad884ff0" />
