Fix a2x warnings when generating manpages
Fix a2x warnings when generating manpages

x4121/newsbeuter,der-lyse/newsboat,newsboat/newsboat,der-lyse/newsboat,newsboat/newsboat,newsboat/newsboat,newsboat/newsboat,der-lyse/newsboat,der-lyse/newsboat,der-lyse/newsboat,x4121/newsbeuter,der-lyse/newsboat,newsboat/newsboat,newsboat/newsboat,newsboat/newsboat,x4121/newsbeuter,newsboat/newsboat,der-lyse/newsboat,der-lyse/newsboat,x4121/newsbeuter