Settings: fix a stray closing tag that made the lower sections wider than the rest

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

public/settings.js

@@ -83,7 +83,7 @@ function viewSettings() {
     </div>
     ${signed ? '<div class="bar"><button class="btn danger" id="out">Sign out of Seafile</button></div>' : ''}</div>
     <div id="sec-mail"><h2>Mail</h2><div class="list" id="mailst"><div class="row"><span class="grow"><small>Checking…</small></span></div></div></div>
-    </div><div id="sec-audio"><h2>Audiobooks sign-in</h2><p class="sub">Saved on your server (encrypted) and shared with all your devices. Leave blank to skip. Use the copy button on the Audiobooks tab to paste them into the site's sign-in form.</p>
+    <div id="sec-audio"><h2>Audiobooks sign-in</h2><p class="sub">Saved on your server (encrypted) and shared with all your devices. Leave blank to skip. Use the copy button on the Audiobooks tab to paste them into the site's sign-in form.</p>
     <div class="card" style="max-width:none"><label for="ab-u">Username</label>
       <input type="text" id="ab-u" autocomplete="off" autocapitalize="off" value="${esc(abCreds().u)}">
       <label for="ab-p">Password</label>