[Pre-Review Discussion] Add Blank Space Between Author and Editors

Describe the problem you would like to solve
Our editorial team accidentally added the author(s) to a pre-review discussion of their submission in OJS that was only meant for the editors.

Describe the solution you’d like
Increase the spacing between “author(s)” and “editor(s)” in the discussion selection window to reduce the likelihood of accidental clicks.

Who is asking for this feature?
Journal editors.

Additional information
None