[FEATURE] Added 'Add Entry'  translations for editable drop-down

Translation for editable drop-downs:

__Tasks:__

- [x] added new translations
- [ ] gather feedback for my changes



__Informations:__

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| Tests pass?   | yes
| Fixed tickets | none
| Doc           | none