[BUG] Extra new line is inserted before suggestion

[Rizhiy]

As the title says, there is always an extra line before suggestion.

So when I execute code from demo GIF, I get the following:

As can be seen, there is an extra line before suggestion

This is particularly annoying when trying to complete the current command, since it inserts completion on a new line.

[Rizhiy]

This also means that completions inside the command don't work, i.e. second GIF