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

apps/frontend/src/components/header.tsx

@@ -192,6 +192,7 @@ export default function Header() {
                                 Logout
                             </button>
                             <a href="/docs/privacy">개인정보 처리 방침</a>
+                            <br/>
                             <a href="/docs/tos">이용약관</a>
                         </div>
                     ) : null}