Increase warning time for mediasite.

mediasite.php

@@ -16,8 +16,8 @@ require_once("$CFG->dirroot/mod/mediasite/locallib.php");
 class local_nagios_check_mediasite extends local_nagios_check {
 
     // Time in seconds which will result in WARNING or CRITICAL states.
-    const WARNING_TIME  = 15;
-    const CRITICAL_TIME = 30;
+    const WARNING_TIME  = 30;
+    const CRITICAL_TIME = 45;
 
     /**
      * Search code mostly copied from mediasitesearch.php