Removed icons from buttons

resources/lang/ja-JP/settings.php

@@ -29,12 +29,6 @@ return [
             'before'        => '番号の前に',
             'after'         => '番号の後',
         ],
-        'discount_location' => [
-            'name'          => '割引の場所',
-            'item'          => 'ラインで',
-            'total'         => '合計で',
-            'both'          => 'ラインと合計の両方',
-        ],
     ],
 
     'invoice' => [