feat: a chat of the assistant is deleted at once, without asking

internal/server/web/static/ai.js

@@ -204,7 +204,6 @@
       row.querySelector('.ai-chatopen').onclick = () => { openChat(c.id); toggleChats(false); };
       row.querySelector('.ai-chatdel').onclick = async ev => {
         ev.stopPropagation();
-        if (!await UI.confirm('Удалить чат «' + c.title + '»?', {ok: 'Удалить', danger: true})) return;
         await fetch('/api/panel/ai/chats/' + c.id + '/delete', {method: 'POST', credentials: 'same-origin'});
         if (c.id === chatId) openChat(0);
         loadChats();