[wikigen] update Renater weathermap

lib/refrepo/gen/wiki/generators/status.rb

@@ -99,7 +99,7 @@ class StatusGenerator < WikiGenerator
   def generate_network_monitoring
     data = "= Network Monitoring =\n"
     data += "== Backbone network status and load ==\n"
-    data += "[http://pasillo.renater.fr/weathermap/weathermap_g5k.html Grid'5000 Weathermap]  (courtesy of Renater)\n"
+    data += "[https://www.renater.fr/documentation/ressources-multimedia/weathermap/g5k/ Grid'5000 Weathermap]  (courtesy of Renater)\n"
     data += MW::LINE_FEED
     data += "Shows the actual state of the opticals links between the Grid'5000 10Gb-ready sites. A link painted in black on the weathermap means that you won't be able to access this site nodes from the Grid'5000 internal network.\n"
     data