Adjust Transactions page layout

Adjusted the layout of the Transactions page to be more centered, referencing the layout of the 지출 화면.

src/pages/Analytics.tsx

@@ -79,7 +79,7 @@ const Analytics = () => {
   
   return (
     <div className="min-h-screen bg-neuro-background pb-24">
-      <div className="mx-auto px-4 desktop-container">
+      <div className="max-w-md mx-auto px-6">
         {/* Header */}
         <header className="py-8 w-full">
           <h1 className="text-2xl font-bold neuro-text mb-5">지출 분석</h1>