Added reload button to live tables (#223)

lib/pinchflat_web/controllers/sources/source_html/show.html.heex

@@ -64,7 +64,7 @@
             </:col>
           </.table>
         <% else %>
-          <p class="text-black dark:text-white">Nothing Here!</p>
+          <p>Nothing Here!</p>
         <% end %>
       </:tab>
     </.tabbed_layout>