docs: Update showcase.md (#1031)

Xinyang Yu

2024-03-24 85a737b4ee72fb4dba12e1aacbd87d1636cfc30e

 quartz/components/RecentNotes.tsx

@@ -63,7 +63,7 @@
                          class="internal tag-link"
                          href={resolveRelative(fileData.slug!, `tags/${tag}` as FullSlug)}
                        >
                          #{tag}
                          {tag}
                        </a>
                      </li>
                    ))}