[TASK] Change data-group value for text links

Author: deoostfrees

test/test.html

@@ -67,15 +67,15 @@ <h2>Text link</h2>
       <div class="flex__12">
         <a href="./images/2-1200.webp"
            class="lightbox"
-           data-group="Netherlands">
+           data-group="textlink">
            Picturesque house facades in Leiden.
         </a>
       </div>
 
       <div class="flex__12">
         <a href="./images/3-1200.webp"
            class="lightbox"
-           data-group="Netherlands"
+           data-group="textlink"
            data-caption="A day trip to Leiden on our vacation in the Netherlands.">
            The river 'Oude Rijn' in Leiden.
         </a>
@@ -84,7 +84,7 @@ <h2>Text link</h2>
       <div class="flex__12">
         <a href="./images/1337.webp"
            class="lightbox"
-           data-group="Netherlands">
+           data-group="textlink">
            This link causes an error
         </a>
       </div>