Fix: V2 project submissions title hover in dark mode

Because:
* Hovering on the submission title in dark mode makes the title too dark to read.

This commit:
* Make the title link lighter when hovering on dark mode.

app/components/project_submissions/title_component.html.erb

@@ -1,5 +1,5 @@
 <% if url.present? %>
-  <%= link_to title, url, class: 'truncate max-w-xs lgs:max-w-lg font-medium text-lg break-words hover:text-gray-800', data: { turbo_frame: '_top' } %>
+  <%= link_to title, url, class: 'truncate max-w-xs lgs:max-w-lg font-medium text-lg break-words hover:text-gray-800 dark:hover:text-gray-200', data: { turbo_frame: '_top' } %>
 <% else %>
   <p class="truncate max-w-xs lgs:max-w-lg font-medium text-lg break-words"><%= title %></p>
 <% end %>