fix: close Array.add_line output before the closing bracket - #585

Neallin-917 wants to merge 1 commit into

fix: close Array.add_line output before the closing bracket#585
Neallin-917 wants to merge 1 commit into
python-poetry:masterfrom
Neallin-917:neallin-917-fix-array-add-line-serialization

fix: close add_line arrays on a new line