fix: increase 404 page vertical padding to 128px

Author: quantizor

app/not-found.tsx

@@ -79,7 +79,7 @@ const Wrapper = styled.div`
   align-items: center;
   justify-content: center;
   min-height: 60vh;
-  padding: 64px ${space[4]};
+  padding: 128px ${space[4]};
   font-family: ${font.sans};
   color: ${color.text};
 `;