twitch.html in jekyll-theme-chirpy-6.3.0

- old
+ new

@@ -1,6 +1,7 @@
 <iframe
   class="embed-video twitch"
+  loading="lazy"
   src="https://player.twitch.tv/?video={{ include.id }}&parent={{ site.url | split: '://' | last | remove: '/' }}"
   frameborder="0"
   allowfullscreen="true"
   scrolling="no"
 ></iframe>