Add cross-dashboard header links (UPLOAD_DASHBOARD_URL, LIVE_DASHBOARD_URL)

templates/recounting_upload.html

@@ -432,6 +432,7 @@
       </div>
     </div>
     <div class="header-right">
+      {% if live_dashboard_url %}<a class="live-chip live-chip-green" href="{{ live_dashboard_url }}" target="_blank" rel="noopener" style="text-decoration:none;">LIVE DASHBOARD</a>{% endif %}
       <div class="live-chip live-chip-green">
         <span class="dot"></span>
         <span>LIVE</span>