feat: add line break between privacy policy and terms of service links in header for improved layout

apps/frontend/src/components/header.tsx

@@ -191,6 +191,7 @@ export default function Header() {
                             >
                                 Logout
                             </button>
+                            <br />
                             <a
                                 href="/docs/privacy"
                                 className="block rounded px-3 py-2 text-sm text-foreground/80 hover:bg-accent"
@@ -198,7 +199,6 @@ export default function Header() {
                             >
                                 개인정보 처리 방침
                             </a>
-                            <br />
                             <a
                                 href="/docs/tos"
                                 className="block rounded px-3 py-2 text-sm text-foreground/80 hover:bg-accent"