fix:영업수수료정산 레이아웃 전체 너비로 확장

- container mx-auto 제거

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

resources/views/finance/sales-commission/index.blade.php

@@ -3,7 +3,7 @@
 @section('title', '영업수수료정산')
 
 @section('content')
-<div class="container mx-auto px-4 py-6">
+<div class="px-4 py-6">
     {{-- 페이지 헤더 --}}
     <div class="flex flex-col lg:flex-row lg:justify-between lg:items-center gap-4 mb-6">
         <div>