chore(release): exclude Meet Student Slovenia 2026 from publish

Remove the MSS 2026 news page, homepage promo banner, and listing entries,
then rebuild listings/sitemap/llms.txt/search-index so no MSS references
remain. Keeps shared event CSS/JS intact for other events. MSS 2026 stays
on feat/no-code-cms for a later, separate publish.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

mk/news/index.html

@@ -205,17 +205,6 @@
             </div>
             <div class="newshub-grid">
 <!-- AUTO-NEWS:START -->
-                <article class="newshub-card" data-type="news">
-                    <a class="newshub-media" href="/mk/news/meet-student-slovenia-2026/">
-                        <img width="1920" height="1280" src="/images/event4-img-1.webp" alt="Студенти и говорници на настанот „Запознај ја студентска Словенија“ во Скопје" loading="lazy">
-                        <span class="news-badge news-badge--news"><i class="fas fa-bullhorn" aria-hidden="true"></i> Вест</span>
-                    </a>
-                    <div class="newshub-body">
-                        <p class="newshub-date">20 август 2026</p>
-                        <h3><a href="/mk/news/meet-student-slovenia-2026/">Запознај ја студентска Словенија 2026</a></h3>
-                        <p class="newshub-excerpt"></p>
-                    </div>
-                </article>
                 <article class="newshub-card" data-type="blog">
                     <a class="newshub-media" href="/mk/blog/welcome-days-slovenian-universities-2026-2027/">
                         <img width="1600" height="1067" src="/images/event4-img-1.webp" alt="Нови студенти на ден за добредојде на универзитет во Словенија" loading="lazy">