Replace tabs with spaced in SCEditor
Replace tabs with spaced in SCEditor

The SCEditor does not display tabs in messages. Replace
with spaces to keep indentation.

Fixes #5645

Signed-off-by: 01e908796ff33b2313d28eb51e927f3fdf828dbd@gmail.com

StealthWombat/SMF2.1-more-forkery,StealthWombat/SMF2.1-more-forkery