adjust title

app/views/esign_settings/show.html.erb

@@ -46,7 +46,7 @@
         <%= t('signing_certificates') %>
       </h2>
       <% if can?(:create, @encrypted_config) %>
-        <%= link_to new_settings_esign_path, class: 'btn btn-primary btn-md', data: { turbo_frame: 'modal' } do %>
+        <%= link_to new_settings_esign_path, class: 'btn btn-primary btn-md', aria: { label: t('upload_certificate') }, data: { turbo_frame: 'modal' } do %>
           <%= svg_icon('plus', class: 'w-6 h-6') %>
           <span><%= t('upload_cert') %></span>
         <% end %>