a11y: openlibhums#5105 change credit link to read more

Author: StephDriver

src/themes/OLH/templates/journal/article.html

@@ -480,13 +480,7 @@ <h2>{% trans "File Checksums" %} (MD5)</h2>
 
                         {% if journal_settings.general.use_credit and credit_records_exist %}
                             <div class="section hide-for-small-only">
-                                <h2>{% trans "CRediT Roles" %} 
-                                    <a href="https://www.niso.org/publications/z39104-2022-credit" target="_blank">
-                                        <span class="sr-only">{% trans "Read more about Credit." %} </span>
-                                        <i aria-hidden="true" class="fa fa-info"></i>
-                                        {% include "elements/icons/link_external.html" %} 
-                                    </a>
-                                </h2>
+                                <h2 id="credit-roles-title">{% trans "CRediT Roles" %} </h2>
                                 <ul>
                                     {% for author, credit_records in article.authors_and_credits.items %}
                                         {% if credit_records.exists %}
@@ -501,6 +495,13 @@ <h2>{% trans "CRediT Roles" %}
                                         {% endif %}
                                     {% endfor %}
                                 </ul>
+                                <a href="https://www.niso.org/publications/z39104-2022-credit" 
+                                    target="_blank"
+                                    aria-describedby="credit-roles-title"
+                                    >
+                                    {% trans "Read More" %}
+                                    {% include "elements/icons/link_external.html" %} 
+                                </a>
                             </div>
                         {% endif %}