Adjust code to Best Practice

- Adjust the code I’ve introduced to Scrut and general Best Practice

includes/polling/os/asa.inc.php

@@ -30,5 +30,3 @@ if (isset($data[1]['entPhysicalModelName']) && $data[1]['entPhysicalModelName']
 if (isset($data[1]['entPhysicalSerialNum']) && $data[1]['entPhysicalSerialNum'] != "") {
     $serial = $data[1]['entPhysicalSerialNum'];
 }
-
-?>

includes/polling/os/fortigate.inc.php

@@ -42,5 +42,3 @@ if (is_numeric($cpu_usage))
   rrdtool_update($cpurrd, " N:$cpu_usage");
   $graphs['fortigate_cpu'] = TRUE;
 }
-
-?>

includes/polling/os/ibmnos.inc.php

@@ -39,4 +39,3 @@ if (strpos($sysdescr_value, 'IBM Networking Operating System') !== false) {
     $version = trim(snmp_get($device, ".1.3.6.1.2.1.47.1.1.1.1.10.1", "-Ovq") , '" ');
     $serial = trim(snmp_get($device, ".1.3.6.1.2.1.47.1.1.1.1.11.1", "-Ovq") , '" ');
 }
-?>

includes/polling/os/ruckuswireless.inc.php

@@ -50,5 +50,3 @@ $ruckus_mibs = array(
     "ruckusZDWLANAPTable" => "RUCKUS-ZD-WLAN-MIB",
 );
 poll_mibs($ruckus_mibs, $device, $graphs);
-
-?>