[x] Fixes a bug where editing the key/value of the empty state field would trigger an infinite re-render. Also simplified the code and logic for showing the empty state placeholder.
[x] Switching to another input field doesn't require to click outside now
[x] Improved highlight styles
[x] Clicking on an option from the auto-complete keeps the focus to the input and adds the value as expected
Highlights:
Closes INS-4001