add samples

index.html

@@ -144,10 +144,10 @@
   <section class="section">
     <div class="container is-max-desktop">
 
-      <h2 class="title is-3 has-text-centered">Multilingual Samples</h2>
+      <h2 class="title is-3 has-text-centered">Multilingual Samples from FLEURS</h2>
       <div id="samples-multilingual-root" class="samples-root"></div>
 
-      <h2 class="title is-3 has-text-centered" style="margin-top:2rem;">English Demo Samples</h2>
+      <h2 class="title is-3 has-text-centered" style="margin-top:2rem;">English Demo Samples from LibriTTS</h2>
       <div id="samples-english-root" class="samples-root"></div>
     </div>
   </section>