Autocomplete triggers new line for adding new sitelink
Steps to reproduce:
- Click on "Edit" for a new Wikipedia sidelink. It says "Wikipedia (0+1 entries)"
- Begin typing a page name, like "a"
- Result: The autocomplete shows suggestion and
- A new line for adding a sitelink is trigged. The header changes to "Wikipedia (0+2 entries)"
Even a first sitelink isn't selected/confirmed