[FEATURE] autocomplete: event when selection is removed

when an autocomplete selection gets removed, an event is triggered: husky.autocomplete.[instancename].selection-removed

__Tasks:__

- [ ] gather feedback for my changes

__Informations:__

| Q             | A
| ------------- | ---
| Tests pass?   | no
| Fixed tickets | none
| BC Breaks     | no
| Doc           | none
same here