Remove legacy auth usage of $_SESSION (#10491)

* Remove auth use of $_SESSION

Will break plugins that depend on $_SESSION, Weathermap was already fixed.
Port them to use Auth::check()/Auth::user()/Auth:id()

* revert accidental replacement

includes/html/front/top_device_bits.inc.php

@@ -13,12 +13,10 @@
  * the source code distribution for details.
  */
 
-use LibreNMS\Authentication\LegacyAuth;
-
 $minutes = 15;
 $seconds = ($minutes * 60);
 $top = \LibreNMS\Config::get('front_page_settings.top.devices');
-if (LegacyAuth::user()->hasGlobalRead()) {
+if (Auth::user()->hasGlobalRead()) {
     $query = "
         SELECT *, sum(p.ifInOctets_rate + p.ifOutOctets_rate) as total
         FROM ports as p, devices as d
@@ -43,7 +41,7 @@ if (LegacyAuth::user()->hasGlobalRead()) {
         ORDER BY total desc
         LIMIT $top
         ";
-    $param[] = array(LegacyAuth::id());
+    $param[] = array(Auth::id());
 }//end if
 
 echo "<strong>Top $top devices (last $minutes minutes)</strong>\n";