Remove unnecessary trailing space when using the comma format (-m)
Remove unnecessary trailing space when using the comma format (-m)

unnecessary trailing space was being added. because we were padding for alignment,
which is not required with -m

fixes #3608

Signed-off-by: anastygnome <0b005a7ea50e8b4c2a938f9884204d19a098e95f@protonmail.com>

uutils/coreutils,uutils/coreutils,uutils/coreutils